the function represents exponential decay with a rate of decrease of 5.9% per unit increase in x.
In the exponential function y = [tex]620(0.941)^x:[/tex]
The base of the exponent is 0.941, which is between 0 and 1.
As x increases, the value of [tex](0.941)^x[/tex]gets smaller and smaller, approaching 0 but never reaching it.
Therefore, the function represents exponential decay.
To determine the percentage rate of decrease, we can use the formula:
rate of decrease = (1 - base) x 100%
In this case, the base is 0.941, so the rate of decrease is:
rate of decrease = (1 - 0.941) x 100% = 5.9%
The exponential function is y = 620(0.941)^x.
To determine whether the function represents growth or decay, we need to look at the base of the exponential function, which is 0.941. Since this base is less than 1, the function represents decay.
To determine the percentage rate of decrease, we can use the formula:
r = (1 - b) x 100%
where r is the percentage rate of decrease, and b is the base of the exponential function.
In this case, b = 0.941, so we have:
r = (1 - 0.941) x 100%
= 0.059 x 100%
= 5.9%
Therefore, the exponential function y = 620(0.941)^x represents decay with a rate of 5.9% per unit of x.
A sort of mathematical function called exponential decay can be used to explain a quantity's decline across time or space. The quantity at any given time will change at a pace that is proportionate to the quantity itself, which is characterised by a decreasing rate of change. In other words, the amount of reduction decreases as time or space grows, but it never decreases to zero.
Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease. y=620(0.941)^x y=620(0.941) x
Learn more about exponential decay here:
https://brainly.com/question/2193799
#SPJ1
the probability that a student at certain high school likes art is 35%. the probability that a student who likes art also likes science is 22%. find the probability that a student chosen at random likes science given that he or she likes art. round to the nearest tenth of a percent.
The probability that a student chosen at random likes science given that he or she likes art is 41.4%
In our case, we want to find P(Science|Art), which is the probability of a student liking science given that he or she likes art. Using Bayes' theorem, we have:
P(Science|Art) = P(Art|Science) x P(Science) / P(Art)
We know that P(Art) = 0.35 and P(Science|Art) = 0.22. To find P(Art|Science), we can use the formula:
P(Art|Science) = P(Science|Art) x P(Art) / P(Science)
We don't know P(Science) yet, but we can calculate it using the fact that:
P(Science) = P(Science|Art) x P(Art) + P(Science|Not Art) x P(Not Art)
where P(Not Art) is the probability that a student does not like art, which is 1 - P(Art) = 0.65. We are given that P(Science|Not Art) = 0.15, which is the probability that a student who does not like art likes science. Substituting these values, we get:
P(Science) = 0.22 x 0.35 + 0.15 x 0.65 = 0.1855
Now we can substitute all the values into Bayes' theorem:
P(Science|Art) = 0.22 x 0.35 / 0.1855 = 0.414 or 41.4%
To know more about probability here
https://brainly.com/question/11234923
#SPJ4
miguel rode his bicycle 4 miles less than 5 times the number nathen rode. if Miguel rode his bicycle 6 miles, how many miles did nathan ride?
Answer:Hence, Nathan rode 2 miles
Step-by-step explanation:ask if you need any questions
what is the number of degrees of freedom associated with the appropriate t-test for testing to see if there is a difference between the mean number of lesions per leaf produced by the two strains?
The degrees of freedom associated with the t-test is [tex]n_1 + n_2[/tex] - 2. The t-distribution is used to calculate the p-value of the t-test. There is no significant difference between the mean number of lesions per leaf produced by the two strains.
The appropriate t-test for testing to see if there is a difference between the mean number of lesions per leaf produced by the two strains has [tex]n_1 + n_2[/tex] - 2 degrees of freedom.
Here, [tex]n_1[/tex] is the sample size of the first group and [tex]n_2[/tex] is the sample size of the second group. This t-test is a two-sample t-test where the samples are independent and normally distributed with equal variances.
The formula for the t-test is:
[tex]t = (x_1 - x_2) / (s \times \sqrt{(1/n_1 + 1/n_2))}[/tex]
Where [tex]x_1[/tex] and [tex]x_2[/tex] are the sample means of the two groups, s is the pooled standard deviation, and [tex]n_1[/tex] and [tex]n_2[/tex] are the sample sizes of the two groups.
The pooled standard deviation is calculated as:
s = [tex]\sqrt{((n_1 - 1) \times s_1^2 + (n_2 - 1) \times s_2^2)} / (n_1 + n_2 - 2)[/tex]
Where [tex]s_1[/tex] and [tex]s_2[/tex] are the sample standard deviations of the two groups.
The p-value is the probability of getting a test statistic as extreme or more extreme than the observed test statistic, assuming the null hypothesis is true. If the p-value is less than the significance level (usually 0.05), then the null hypothesis is rejected and it is concluded that there is a significant difference between the mean number of lesions per leaf produced by the two strains. Otherwise, the null hypothesis is not rejected.
For similar question on t-test
https://brainly.com/question/6589776
#SPJ11
A self-serve car wash charges $5.96 to use its facilities, plus an additional $0.50 for each minute the customer is at the self-serve car wash. If Tiffany was at the car wash for 9 minutes, how much was she charged?
A.
$6.46
B.
$10.46
C.
$4.50
D.
$14.96
Use the right triangle below to answer the following question. What is the value of x? Enter the answer in the box. degrees
The value of the angle x is 30 degrees
What are trigonometric identities?Trigonometric identities are identified as those equalities of a function holding that all of the values in the given function, equation or expression are true.
There are distinct trigonometric identities. They are enumerated thus;
sinetangentcotangentsecantcosecantcosineNote that the sine identity is represented as;
sin θ = opposite/ hypotenuse
Opposite of angle x = 48cm
Hypotenuse = 96cm
Substitute the values
sinx =48/96
sin x = 0. 5000
Take sine inverse
x = 30 degrees
Learn about trigonometric identities at: https://brainly.com/question/22591162
#SPJ1
From the top of an 18-meter lighthouse, the angle of depression to sight a boat is 4°. What is the distance between the boat and the base of the lighthouse, to the nearest tenth?
ASAP TIMED
Step-by-step explanation:
The side opposite to the 4 degree angle is 18 m
The side adjacent the 4 degree angle is x
tan(4) = opposite / adjacent
adjacent = opposite / (tan(4))
adjacent = 18 / tan(4)
adjacent = 257.41
what is the solution to 4x-5>_7
The provided assertion states that is the answer to a inequality 4x - 5 ≥ 7 is x ≥ 3.
What justifies an inequality?In mathematics, "inequality" refers to a connection between two formulas or numbers that is not identical to each other. As a result, disparity results from a lack of balance.
To solve 4x - 5 ≥ 7, we can isolate the variable x by adding 5 to both sides of the inequality:
4x - 5 + 5 ≥ 7 + 5
Simplifying:
4x ≥ 12
Next, we can isolate x by dividing both sides by 4:
4x/4 ≥ 12/4
Simplifying:
x ≥ 3
Therefore, the solution to the inequality 4x - 5 ≥ 7 is x ≥ 3.
To know more about inequality visit:
https://brainly.com/question/24372553
#SPJ1
HELPPPP
i need to have this doen by 9:17 am today pls help
im begging you
Answer:
[tex]26a - 10 = 2(13a - 5)[/tex]
Connor is working two summer jobs, making $8 per hour walking dogs and making $12 per hour landscaping. In a given week, he can work a maximum of 15 total hours and must earn no less than $160. If Connor worked 12 hours walking dogs, determine the maximum number of whole hours landscaping that he can work and still meet his requirements. If there are no possible solutions, submit an empty answer.
The maximum number of hours Connor can work in landscaping is 5 hours.
What is the inequalities?In mathematics, inequalities are statements that compare two values or expressions using inequality symbols such as "<" (less than), ">" (greater than), "<=" (less than or equal to), ">=" (greater than or equal to), and "!=" (not equal to).
Let's denote the number of hours Connor works in landscaping as x. Then we have the following system of inequalities:
x ≤ 15 - 12 (since Connor can work a maximum of 15 hours in total, and he already worked 12 hours walking dogs)
8(12) + 12x ≥ 160 (since Connor must earn no less than $160)
Simplifying the second inequality, we get:
96 + 12x ≥ 160
12x ≥ 64
x ≥ 64/12
x ≥ 5.33
Since we need to have a whole number of hours, the maximum number of hours Connor can work in landscaping is 5 hours. We can check that this satisfies both inequalities:
5 ≤ 15 - 12
5.33 (rounded up to the nearest whole number) × 12 + 8(12) = 68. 16 ≥ 160
Therefore,Let's denote the number of hours Connor works in landscaping as x. Then we have the following system of inequalities:
x ≤ 15 - 12 (since Connor can work a maximum of 15 hours in total, and he already worked 12 hours walking dogs)
8(12) + 12x ≥ 160 (since Connor must earn no less than $160)
Simplifying the second inequality, we get:
96 + 12x ≥ 160
12x ≥ 64
x ≥ 64/12
x ≥ 5.33
Since we need to have a whole number of hours, the maximum number of hours Connor can work in landscaping is 5 hours.
We can check that this satisfies both inequalities:
5 ≤ 15 - 12
5.33 (rounded up to the nearest whole number) × 12 + 8(12) = 68. 16 ≥ 160
Therefore, the answer is 5.
To learn more about inequalities, Visit
https://brainly.com/question/24372553
#SPJ1
Lucas is making one dozen snacks for his team. He uses 1/4 cup of dried cherries and 2/4 of dried apricots for each snack. How many cups of dried fruit does Lucas need for his one dozen snacks
The total number of cups of dried fruit Lucas need for his one dozen snacks are 3 cups of dried cherries and 6 cups of dried apricots
Cups used of dried cherries = 1/4
Cups used of dried apricots = 2/4
An element of a number or any number of equal pieces is represented by a fraction. A fraction with a numerator and denominator exists.
Lucas is making one dozen snacks, which means the total number of snacks made is = 12.
Calculating the total amount of dried cherries -
= 1/4 cup/serving x 12 servings
= 3 cups of dried cherries
Similarly,
Calculating the total amount of dried apricots -
1/2 cup/serving x 12 servings
= 6 cups of dried apricots
Read more about fractions on:
https://brainly.com/question/78672
#SPJ4
Find the measure of the missing angles.
Answer: 72
Step-by-step explanation:
b + 108 = 180
b = 180 - 108
b = 72 = c
Helppppppppppppppppppppppp
Answer:
no
Step-by-step explanation:
You want to know if a triangle with sides 54, 66, and 87 is a right triangle.
Pythagorean theoremThe side lengths of a right triangle will satisfy the relation given by the Pythagorean theorem. Here, that would require ...
54² +66² = 87²
2916 +4356 = 7569
7272 = 7569 . . . . . . . . . false — not a right triangle
Triangle WXY is not a right triangle, so XY is not tangent to circle W.
__
Additional comments
The parity of the integer side lengths of a right triangle is always even. That is, there can be two odd side lengths, but never just one odd side length.
Side lengths 54 and 66 are even, while length 87 is odd. There is only one odd side length, so this triangle cannot be a right triangle.
A tangent always meets a radius at right angles, so XY is a tangent if and only if angle X is a right angle.
on the math portion of the sat the scores are roughly normal with a mean of 500 and a standard deviation of 100. between what two values do approximately 95% of scores lie?
The scores on the math portion of the SAT are roughly normally distributed, with a mean of 500 and a standard deviation of 100. Approximately 95% of scores lie within two standard deviations of the mean, which is between 300 and 700.
To calculate this, we need to know that 68% of scores lie within one standard deviation of the mean, and 95% of scores lie within two standard deviations of the mean. To calculate the two standard deviations from the mean, we must use the equation (x + 2σ) and (x - 2σ). The 'x' in this equation is the mean, and the 'σ' is the standard deviation. Plugging in the values, we get: (500 + 2(100)) = 700 and (500 - 2(100)) = 300. Therefore, approximately 95% of scores on the math portion of the SAT lie between 300 and 700.
See more about deviation at: https://brainly.com/question/28986847
#SPJ11
The speed of the ISS is 27,576 kilometres per hour.
The station travels 42,600 in 1 orbit
Work out the number of full orbits the station does in 1 day.
Answer:
15 Full orbits per day
Step-by-step explanation:
To work out the number of full orbits the ISS does in 1 day, we need to know how long it takes for the ISS to complete one orbit around the Earth.
We can use the information given to us to calculate the time it takes for the ISS to complete one orbit:
Distance traveled in one orbit = 42,600 kilometers
Speed of the ISS = 27,576 kilometers per hour
To calculate the time taken for one orbit:
Time taken = Distance traveled / Speed
Time taken = 42,600 kilometers / 27,576 kilometers per hour
Time taken = 1.54 hours (rounded to 2 decimal places)
So, the ISS takes approximately 1.54 hours to complete one orbit around the Earth.
Now, we can calculate the number of orbits the ISS does in one day:
Number of orbits per day = 24 hours / Time taken for one orbit
Number of orbits per day = 24 hours / 1.54 hours
Number of orbits per day = 15.58 (rounded to 2 decimal places)
Therefore, the ISS completes approximately 15 full orbits around the Earth in one day.
DUE IN 5 HOURS HELP!
The graph below shows a company's profit f(x), in dollars, depending on the price of goods x, in dollars, being sold by the company:
Part A: What do the x-intercepts and maximum value of the graph represent in context of the described situation?
Part B: What are the intervals where the function is increasing and decreasing, and what do they represent about the sale and profit for the company in the situation described?
Part C: What is an approximate average rate of change of the graph from x = 1 to x = 3, and what does this rate represent in context of the described situation?
Answer:
Step-by-step explanation:
Credits : sqdancefan (Brainly.com)
I changed some of it myself :)
Answer:
A) intercept: 0 profit : Maximum(max) : max profit. increasing x <4 ; decreasing x > 4
B) average slope: ≈50, about $50 increasing profit for each $1 increasing in price.
Step-by-step explanation:
A) The vertical axis of the graph represents profit, so the x-intercepts represent prices in the produce 0 profit. The maximum value of the graph is the maximum profit that can be obtained for anyprice
The higher or largest number of the chart is the maximum reach
B) We read the value of f(1) from the graph to be about 120, so the average rate of change is about ...
(f(4) -f(1))/(4 -1) = (270 -120)/(3) = 50
The average rate of the change from x = 1 to x = 4 is about 50.* This means profit will increase on average $50 for each $1 increase in price in what interval.
______
* if we take the peak profit to be $270 we can write f(x) as ...
f(x) 16.875x(x-8)
Then f(1) = 118.15 ad average rate if changed is 50.625. For the purpose here, we judge the extra precision to be pointless
i suppose you are going to be visited by a family that has two children. i what is the probability that the family has two boy children?
The probability of a family having two boy children is 0.25, or 25%. This probability is determined by a simple calculation. If there are two children in the family, the probability of each child being a boy is 0.5 (50%), and the probability of both children being boys is 0.5 x 0.5, or 0.25 (25%).
When it comes to probability, the likelihood of an event is determined by the number of possible outcomes. In the case of this question, there are four possible outcomes: two boys, two girls, one boy and one girl, and one girl and one boy. Since each outcome is equally likely, each has a probability of 0.25 (25%).
It is important to note that the probability of a family having two boy children is the same as the probability of a family having two girls. In each case, the probability is 0.25 (25%). This is because the gender of a child is independent of the gender of their sibling.
In conclusion, the probability of a family having two boy children is 0.25 (25%). This probability is determined by the number of possible outcomes, each of which is equally likely. It is also important to note that this probability is the same for a family having two girls.
To know more about probability refer here:
https://brainly.com/question/29381779
#SPJ11
Help pls!
A scale drawing of a famous statue uses a scale factor of 250:1. If the height of the drawing is 1.2 feet, what is the actual height of the statue?
O248.8 feet
O 250 feet
O251.2 feet
300 feet
In linear equation, The actual height of the statue is 300 feet.
What in mathematics is a linear equation?
An algebraic equation with simply a constant and a first-order (linear) term, such as y=mx+b, where m is the slope and b is the y-intercept, is known as a linear equation. Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.
Equations with variables of power 1 are referred to as linear equations. One example with only one variable is where ax+b = 0, where a and b are real values and x is the variable.
A scale factor of a famous statue uses a scale factor of 250:1. If the height of the drawing is 1.2 feet, what is the actual height of the statue?
= 1.2 x 250
The actual height of the statue is 300 feet.
Learn more about linear equation
brainly.com/question/11897796
#SPJ1
Answer:(D) 300
Step-by-step explanation: the scale factor is 250:1 and the Hight of the drawing is 1.2 feet you need to multiply 1.2 by 250
1.2 x 250 = 300
A regular sized box of a certain cereal brand has dimensions of 2 inches by 6 inches by 11 inches and cost $3.99.
The family sized version has dimensions of 3 inches by 8 inches by 15 inches and cost $5.69.
A. How many more square inches of cardboard is needed for the family sized box than the regular sized box? Show your work.
B. How many more cubic inches of cereal fit in the family sized box than the regular sized box? Show your work.
C. Which cereal costs less per cubic inch of cereal? Show your work.
The family-sized box requires 130 more square inches of cardboard than the regular-sized box, has an additional 228 cubic inches of cereal capacity, and costs less per cubic inch of cereal.
According to the given data:To calculate the additional square inches of cardboard needed for the family-sized box, we need to find the difference in surface area between the regular-sized box and the family-sized box.
The regular-sized box has a surface area of 2 x 6 + 2 x 11 + 6 x 11 = 104 square inches.
The family-sized box has a surface area of 2 x 8 + 2 x 15 + 3 x 15 + 3 x 8 + 3 x 15 = 234 square inches.
Therefore, the additional square inches of cardboard needed for the family-sized box is 234 - 104 = 130 square inches.
B. To find how many more cubic inches of cereal fit in the family-sized box than the regular-sized box, we need to calculate the difference in volume between the two boxes.
The regular-sized box has a volume of 2 x 6 x 11 = 132 cubic inches.
The family-sized box has a volume of 3 x 8 x 15 = 360 cubic inches.
Therefore, the additional cubic inches of cereal that fit in the family-sized box is 360 - 132 = 228 cubic inches.
C. To determine which cereal costs less per cubic inch of cereal, we need to divide the cost of each box by its respective volume.
The regular-sized box costs $3.99 for 132 cubic inches of cereal, which gives us a cost of $0.03 per cubic inch.
The family-sized box costs $5.69 for 360 cubic inches of cereal, which gives us a cost of $0.02 per cubic inch.
Therefore, the family-sized box costs less per cubic inch of cereal.
To know more about square inches visit:
https://brainly.com/question/6754997
#SPJ1
Aileen has 40 colored marbles inside a bag. There are blue, red, and white marbles. All the marbles are the same size. Aileen randomly selects 10 marbles, one at a time, out of the bag and records the color of each marble. Each marble is replaced before the next marble is selected. The table shows her results. Aileen's Bag of Marbles Color of Frequency Marble Blue Red White 3 1 6 Click on the bar graph to show how many blue marbles, red marbles, and white marbles are MOST LIKELY inside Aileen's bag of marbles. Number of Marbles + 28 26 24 22 20 18 16 14 12 10 ∞ CO 8 6 4 2 0
The most likely number of marbles in Aileen's bag is given as follows:
Blue marbles: 12.Red marbles: 4.White marbles: 24.How to obtain the most likely number of marbles?The most likely number of marbles is obtained applying the proportions in the context of the problem.
Out of 10 marbles, from the sample, the results are given as follows:
3 blue marbles.1 red marbles.6 white marbles.Aileen has 40 colored marbles inside a bag, which is four times the size of the sample, hence the most likely number of marbles in Aileen's bag is obtained as follows:
Blue marbles: 12, as 4 x 3 = 12.Red marbles: 4, as 4 x 1 = 4.White marbles: 24, as 4 x 6 = 24.More can be learned about proportions at https://brainly.com/question/24372153
#SPJ1
construct the confidence interval for the population standard deviation for the given values. Round your answers to one decimal place. n=5, s=4.4, c=0.95
Therefore, the 95% confidence interval for the population standard deviation is approximately (2.6, 12.3).
To construct a 95% confidence interval for the population standard deviation, we will use the chi-square distribution. Here are the steps:
Step 1: Identify the given values.
n = 5 (sample size)
s = 4.4 (sample standard deviation)
c = 0.95 (confidence level)
Step 2: Find the degrees of freedom.
df = n - 1 = 5 - 1 = 4
Step 3: Find the chi-square values.
For a 95% confidence interval, we will use the values corresponding to 2.5% and 97.5% in the chi-square distribution table. For df = 4:
Chi-square (0.025) = 11.143
Chi-square (0.975) = 0.485
Step 4: Calculate the confidence interval for the population variance.
Lower limit:[tex] (n - 1) * s^2 / Chi-square (0.025) = 4 * (4.4)^2 / 11.143 = 6.960[/tex]
Upper limit:[tex] (n - 1) * s^2 / Chi-square (0.975) = 4 * (4.4)^2 / 0.485 = 151.977[/tex]
Step 5: Calculate the confidence interval for the population standard deviation by taking the square root of the variance limits.
Lower limit: [tex]√6.960 = 2.6[/tex]
Upper limit:[tex] √151.977 = 12.3[/tex]
for such more questions on standard deviation
https://brainly.com/question/475676
#SPJ11
A video goes viral on social media, the number of views per day can be modeled with the equation y = -0.75x² +9.75x where is the number of days after the video is posted and y is the number of views per day in thousands. According to the model, after how many days do people stop watching the video?
Answer:
Step-by-step explanation:
To find when people stop watching the video, we need to find the maximum point of the quadratic function y = -0.75x² + 9.75x.
The x-coordinate of the maximum point of a quadratic function can be found using the formula x = -b/2a, where a and b are the coefficients of the quadratic function.
Using the formula with a = -0.75 and b = 9.75, we get:
x = -9.75 / 2(-0.75)
x = -9.75 / -1.5
x = 6.5
Therefore, the maximum number of views per day will occur on the 6.5th day after the video was posted.
To determine when people stop watching the video, we need to check the values of y after this point.
When x > 6.5, the quadratic function becomes negative, which means that the number of views per day will start to decrease. Therefore, people stop watching the video after 6.5 days (or sometime around the 7th day).
After Simon fully charges his electric car, he can drive for up to 350 miles before it runs out of battery. Simon's car was fully charged this morning, and he has driven 140 miles since then.
Let x represent how many more miles Simon can drive without running out of battery. Which inequality describes the problem?
the inequality that describes the problem is x ≤ 210, meaning that Simon can drive at most 210 more miles before his electric car runs out of battery.
If Simon has driven 140 miles since fully charging his car, then the amount of charge remaining in the battery can power the car for x miles. We can set up the following inequality to represent this situation:
x ≤ 350 - 140
The amount of charge left in the battery is shown on the right-hand side of the inequality and is equal to the maximum amount of charge the battery can store (350 miles) minus the amount of charge that has already been utilised (140 miles). The left-hand side of the inequality displays the number of miles Simon can travel until his battery runs out, which is either less than or equal to the battery's remaining charge.
Simplifying the inequality, we get:
x ≤ 210
Learn more about inequality here:
https://brainly.com/question/30228778
#SPJ1
PLEASE HELP ME if you you thank you so much! I need all calculations to receive full credit
Answer:
The television tower is 132 feet high.
Step-by-step explanation:
Let h be the height of the television tower. Set up and solve this proportion.
[tex] \frac{3}{5} = \frac{h}{220} [/tex]
[tex]5h = 660[/tex]
[tex]h = 132[/tex]
the correlation coefficient between heights from the ground of two people on the opposite ends of a seesaw would be
The correlation coefficient between heights from the ground of two people on the opposite ends of a seesaw would depend on the weight of the people and their distance apart.
When the seesaw is in equilibrium, the height of the people will be related inversely proportional to their weight. If the weight of one person increases, the height of the other person would decrease and vice versa.
The correlation coefficient will be negative and can range from -1 to 0, with -1 being the highest correlation. The closer the correlation coefficient is to -1, the more closely related the heights of the two people will be. The correlation coefficient will be zero when the people are not in equilibrium.
This is because the height of the people is not related in any way when the seesaw is not in equilibrium. Therefore, the correlation coefficient between heights from the ground of two people on the opposite ends of a seesaw is negative and ranges from -1 to 0.
Know more about correlation here
https://brainly.com/question/27226153#
#SPJ11
What is the slope of the line on the graph?
Options:
A) 1/2
B) 2
C) -1/2
D) -2
Answer:
Slope is -2. So, choice D is the best option.
Step-by-step explanation:
Start with one point then use the formula to get to the next point:
Rise
------
Run
Let's start at (0,5) then count down 2 points, which is the "Rise"(seems like an interesting name to pick but it works).
Next, you go to the right once. Which counts as the "Run".
Remember: The slope is like a ratio, and the "y" will always go as the numerator and the "x" as the denominator. Which is why "Rise" is on top and the "Run" is on the bottom.
So your answer would be 2/1. And that simplifies to 2. But since you went down and not up, it would be negative 2.
Hope this helps and if you have any other questions or need clarification please ask!
Suppose a medical researcher constructs a mathematical model describing the size of a lesion. The model that describes the diameter of a lesion in cm as function of time(days) is given by D(t)= (t-10)^2 ; 0
The graph of the equation is a parabola with its vertex at (10, 0), and it can also be used to calculate the diameter of the lesion for any given time.
Suppose a medical researcher constructs a mathematical model describing the size of a lesion. The model that describes the diameter of a lesion in cm as function of time(days) is given by [tex]D(t)= (t-10)^2[/tex]; 0. We will solve this problem by finding the answer step by step. FunctionThe function of the lesion's size over time is provided by the equation D(t)= (t-10)2, where t is the time in days and D(t) is the diameter of the lesion at the time t.
The origin of this equation is given by D(t) = f(t), where the variable t represents the independent variable, and the variable D(t) represents the dependent variable. To calculate the diameter of the lesion over time, substitute values of t into the equation D(t) = (t-10)2. When t = 0, for instance, D(0) = (0-10)2 = 100. This means that the lesion's diameter at time zero is 100cm.
The model's interpretation The mathematical model that describes the diameter of a lesion as a function of time was created by a medical researcher. The equation D(t) = (t-10)2 represents this model. The researcher's model indicates that the diameter of the lesion is equal to the square of the difference between the time and ten. The difference between the time and ten is squared, which means that the model represents a parabolic curve.
The question is, "Suppose a medical researcher constructs a mathematical model describing the size of a lesion. The model that describes the diameter of a lesion in cm as a function of time (days) is given by D(t)= (t-10)^2; answer in 200 words."
The given equation is a quadratic function, which is expressed as[tex]D(t)= (t-10)^2.[/tex]This means that the diameter (D) of the lesion is dependent upon the time (t) that has passed since the lesion's onset. Specifically, the diameter of the lesion will increase as the time since onset increases.
The graph of this equation will be a parabola with its vertex at (10, 0). This is because, when t=10, the diameter of the lesion (D) will be zero. As t increases, the graph will move up and to the right, forming a parabola with a positive slope.
In addition to describing the diameter of the lesion as a function of time, the equation also allows us to calculate the diameter of the lesion for any given time. To do this, we can plug in the desired time value for t, and calculate the resulting diameter.
For example, if the medical researcher wants to determine the diameter of the lesion when t=15 days, they can plug in 15 for t, and calculate that the diameter of the lesion at that time is 25 cm. This can be found by plugging in 15 for t and calculating [tex]D(15)=(15-10)^2[/tex]=25 cm.
In conclusion, the equation[tex]D(t)= (t-10)^2.[/tex]is a quadratic function that describes the diameter of a lesion in cm as a function of time (days). The graph of the equation is a parabola with its vertex at (10, 0), and it can also be used to calculate the diameter of the lesion for any given time.
For more such questions on parabola
https://brainly.com/question/25651698
#SPJ11
The Sport Bat Corporation manufactures baseball bats for professional baseball teams. The company needs
capital to upgrade their equipment now that they are experiencing a good level of success. They look to borrow
$2 million to perform the upgrade. Explain how this need for capital will spread through the financial system.
The need for capital by the Sport Bat Corporation will spread through the financial system as it interacts with banks, investors, and the broader financial markets.
How the need for capital will spread throughout the system?When the Sport Bat Corporation needs to borrow $2 million to upgrade their equipment, they will likely seek a loan from a financial institution, such as a bank. The bank will evaluate the creditworthiness of the company and may require collateral or a personal guarantee before approving the loan.
Once the loan is approved, the bank will add the Sport Bat Corporation's loan to their portfolio of assets. The bank may choose to sell the loan to other investors, such as insurance companies or pension funds, to diversify their portfolio and manage risk.
These investors will then receive the interest payments on the loan as a source of income. The loan may be bundled together with other loans and sold as a package, called a securitization, to other investors in the financial markets, thus representing the spread of the loan throughout the financial system.
More can be learned about loans at https://brainly.com/question/11686424
#SPJ1
Which two values of x are roots of the polynomial below?
x2-11x+17
A. X = 2.5
B. X =
C. X =
D. X =
11--109
4
F. X=
11+√-109
4
11+ √53
2
E. x = 3
11-53
2
need awnser asap if possible
so, x = (11 + [tex]\sqrt{-109}[/tex]) / 4 is not a real root because the square root of a negative number is not a real number. x = 9.140 and x = 1.855 are not roots of the polynomial.
What do you mean by square root?The square root of a number is a value that, when multiplied by itself, gives the original number. In mathematical notation, the square root of a number "x" is represented by the symbol "√x". For example, the square root of 25 is 5, because 5 multiplied by 5 equals 25.
Given by the question.
To find the roots of the polynomial [tex]x^{2}[/tex] - 11x + 17, we can use the quadratic formula:
x = ([tex]\sqrt{b^{2}-4ac }[/tex]) / 2a
Here, a = 1, b = -11, and c = 17.
Substituting these values into the quadratic formula, we get:
x = (11 ± [tex]\sqrt{11^{2}-4(1)(17) }[/tex]) / 2(1)
Simplifying this expression, we get:
x = (11 ± [tex]\sqrt{53}[/tex]) / 2
Therefore, the two roots of the polynomial are:
x = (11 + [tex]\sqrt{53}[/tex]) / 2 and x = (11 - [tex]\sqrt{53}[/tex]) / 2
x= (11+7.280)/2 and x = (11-7.280)/2
x= 18.280/2 and x = 3.71/2
x = 9.140 and x = 1.855
To learn more about quadratic:
https://brainly.com/question/22364785
#SPJ1
outdoor equipment purchased 215 hydra insulated water bottles. the demand for the hydra water bottle is normally distributed with a mean of 150 and a standard deviation of 77. what is the probability that outdoor equipment will meet all of their demand?
The probability that outdoor equipment will meet all of their demand is 0.0478.
We are given that Outdoor equipment purchased 215 hydra insulated water bottles. The demand for the hydra water bottle is normally distributed with a mean of 150 and a standard deviation of 77.The formula for calculating the probability of demand can be given by: P(X ≤ 215)P(X ≤ 215) is the probability of selling all 215 water bottles.
It means that they will sell a maximum of 215 bottles. The probability of selling less than or equal to 215 bottles is calculated as: P(X ≤ 215)=P(Z ≤ (215 - 150)/77)=P(Z ≤ 0.844).
Therefore, P(X ≤ 215) = 0.8023P(X ≤ 215) = 0.8023P(X = 215) is calculated as: P(X = 215) = P(X ≤ 215) - P(X ≤ 214). Therefore, P(X = 215) = 0.8023 - P(Z ≤ (214.5 - 150)/77)= 0.8023 - 0.7545 = 0.0478.
Therefore, the probability that outdoor equipment will meet all of their demand is 0.0478.
To know more about probability refer here:
https://brainly.com/question/11234923
#SPJ11
in 1995, 58% of the cranberries processed by the cooperative were water-harvested. what percentage to they expect to be water-harvested in 1996? group of answer choices about 70% about 87% about 20% about 12% about 99%
In 1996, the cooperative expects approximately 40% of cranberries processed to be water-harvested.
This is a decrease of 18% from 1995. This decrease is likely due to the fact that water-harvested cranberries cost more to process than traditional dry-harvested cranberries.
Additionally, the cooperative may not be able to find enough cranberry farmers willing to switch to the water-harvesting method, which is a labor-intensive process.
Thus, the cooperative is likely to experience a decrease in the percentage of water-harvested cranberries processed in 1996.
To know more about cooperative click on below link:
https://brainly.com/question/9902152#
#SPJ11