To calculate the monthly lease payment, we need to use the formula:
Monthly Payment = Depreciation + Finance Charge
The depreciation represents the portion of the car's value that is lost during the lease period, while the finance charge is the interest charged on the lease.
First, let's calculate the depreciation:
MSRP = $51,500
Residual Value = 49% of MSRP = 0.49 x $51,500 = $25,235
Depreciation = (Negotiated Price - Residual Value - Down Payment) / Lease Term
Depreciation = ($49,000 - $25,235 - $4,000) / 36 = $541.53
Next, let's calculate the finance charge:
Lease Balance = (Negotiated Price - Down Payment) - Residual Value
Lease Balance = ($49,000 - $4,000) - $25,235 = $19,765
Money Factor = Annual Interest Rate / 2400
Money Factor = 7.8% / 2400 = 0.00325
Finance Charge = Lease Balance x Money Factor
Finance Charge = $19,765 x 0.00325 = $64.26
Finally, we can calculate the monthly payment:
Monthly Payment = Depreciation + Finance Charge
Monthly Payment = $541.53 + $64.26 = $605.79
Therefore, the monthly lease payment is $605.79.
62 = –19 + 3v /..............................
Answer:
V = 27
Step-by-step explanation:
62 = −19 + 3v
Swap sides so that all variable terms are on the left-hand side.
−19 + 3v = 62
Add 19 to both sides.
3v = 62 + 19
Add 62 and 19 to get 81.
3v = 81
Divide both sides by 3.
v = 81/3
Divide 81 by 3 to get 27.
v = 27
I hope this will help you! :)
K
Refer to the figure shown to the right, which includes an isosceles
triangle with AB = BC. What is the measure of BCD if B measures
60°?
The measure of BCD is
By answering the presented question, we may conclude that Therefore, triangle the measure of BCD is 120°.
What is a triangle?A triangle is a closed, double-symmetrical shape composed of three line segments known as sides that intersect at three places known as vertices. Triangles are distinguished by their sides and angles.
Triangles can be equilateral (all factions equal), isosceles, or scalene based on their sides.
Triangles are classified as acute (all angles are fewer than 90 degrees), good (one angle is equal to 90 degrees), or orbicular (all angles are higher than 90 degrees) (all angles greater than 90 degrees).
The region of a triangle may be calculated using the formula A = (1/2)bh, where an is the neighbourhood, b is the triangle's base, and h is the triangle's height.
Since triangle ABC is isosceles with AB = BC, angles A and C are also equal to each other. Let x be the measure of angles A and C. Then we have:
angle A + angle B + angle C = 180° (sum of angles in a triangle)
x + 60° + x = 180°
2x + 60° = 180°
2x = 120°
x = 60°
So angles A and C each measure 60°, making triangle ABC an equilateral triangle.
Now, angle BCD is an exterior angle of triangle ABC. By the Exterior Angle Theorem, the measure of angle BCD is equal to the sum of angles A and C:
angle BCD = angle A + angle C = 60° + 60° = 120°
Therefore, the measure of BCD is 120 degrees.
To know more about triangle visit:
brainly.com/question/2773823
#SPJ1
what is the domain of the function?
PLEASE HELP!!!!!!!!!
△STU is reflected across the y-axis
What are the signs of the coordinates of △S’T’U’?
PLEASE LOOK AT THE PICTURE!!!!!!!!!!!!!!!
The signs of the coordinates of ΔS'T'U' the x-coordinate is positive and the y-coordinate is negative.
What is coordinate?Coordinates are a set of numbers or values that define the position of a point or object in space or on a surface. They are used to locate a point or object in a specific location relative to a reference point, axis, or plane.
According to question:The coordinate system is divided into four quadrants, numbered from I to IV, which are separated by the x- and y-axes. The origin is located at the intersection of the x- and y-axes, and has coordinates (0, 0)
The ΔSTU lies in Q3 if it reflected then ΔS'T'U' lies in Q4, it means that the point is located in the fourth quadrant of the Cartesian coordinate system. In this quadrant, the x-coordinates are positive and the y-coordinates are negative.
More specifically, if we assume that the point ΔS'T'U' is represented by the coordinates (x, y), then we have:
x > 0 (because it lies to the right of the y-axis)
y < 0 (because it lies below the x-axis)
For example, if the point ΔS'T'U' has coordinates (3, -2), then it lies in Q4, since the x-coordinate is positive and the y-coordinate is negative.
Learn more about coordinates visit:
https://brainly.com/question/16634867
#SPJ1
Choose the item that has measurable volume.
a dollar bill
newspaper page
a water bottle
a postage stamp
A water bottle
Step-by-step explanation:
It's a water bottle because you cannot measure volume with a dollr bill or postage stamp.
Only numbers 20 and 22
1. The transformation of f is a reflection across the y-axis, followed by a shift of 8 units along the y-axis.
2. stretching by a factor of 2 along the y-axis
3. reflection
4. shift
5. reflection
6. stretch
7. stretch
8. reflection
What is modifying function?The transformation of a function f represented by g is the process of modifying the function f to create a new function g. This can be done in a number of ways, such as shifting the graph, stretching it, or reflecting it in some way.
1. f(x) = √x, g(x) = √(x+1)+8, the transformation of f is a reflection across the y-axis, followed by a shift of 8 units along the y-axis.
2. f(x) = √x, g(x) = 2√(x - 1), the transformation of f is a stretching by a factor of 2 along the y-axis, followed by a shift by -1 along the x-axis.
3. f(x) = ³√x, g(x) = −³√x-1, the transformation of f is a reflection across the x-axis, followed by a shift of -1 along the x-axis.
4. f(x) = ³√x, g(x) = ³√(x +4)-5, the transformation of f is a shift of 4 units along the x-axis, followed by a shift of -5 units along the y-axis.
5. f(x) = x^½, g(x) =1/4(-x)^½, the transformation of f is a reflection across the y-axis, followed by a stretching by a factor of 1/4 along the y-axis.
6. f(x) = x^⅓, g(x) =1/3x^⅓+6, the transformation of f is a stretching by a factor of 1/3 along the y-axis, followed by a shift of 6 units along the y-axis.
7. f(x)= ⁴√x, g(x) =2 ⁴√(x+5)-4, the transformation of f is a stretching by a factor of 2 along the y-axis, followed by a shift of 5 units along the x-axis, followed by a shift of -4 units along the y-axis.
8. f(x)= ⁵√x, g(x) =⁵√(-32x)+3, the transformation of f is a reflection across the x-axis, followed by a stretching by a factor of 32 along the x-axis, followed by a shift of 3 units along the y-axis.
For more questions related to transformation
https://brainly.com/question/10904859
#SPJ1
19. The transformation of f is a reflection across the y-axis, followed by a shift of 8 units along the y-axis.
20. The transformation of f is a stretching by a factor of 2 along the y-axis
21. The transformation of f is a reflection across the x-axis.
22. The transformation of f is a shift of 4 units along the x-axis, followed by a shift of -5 units along the y-axis.
23. The transformation of f is a reflection across the y-axis.
24. The transformation of f is a stretching by a factor of 1/3 along the y-axis.
25. The transformation of f is a stretching by a factor of 2 along the y-axis.
26. The transformation of f is a reflection across the x-axis, followed by a stretching by a factor of 32 along the x-axis
Define function modification?The transformation of a function f represented by g is the process of modifying the function f to create a new function g. This can be done in a number of ways, such as shifting the graph, stretching it, or reflecting it in some way.
19. f(x) = √x, g(x) = √(x+1)+8, the transformation of f is a reflection across the y-axis, followed by a shift of 8 units along the y-axis.
20. f(x) = √x, g(x) = 2√(x - 1), the transformation of f is a stretching by a factor of 2 along the y-axis, followed by a shift by -1 along the x-axis.
21. f(x) = ³√x, g(x) = −³√x-1, the transformation of f is a reflection across the x-axis, followed by a shift of -1 along the x-axis.
22. f(x) = ³√x, g(x) = ³√(x +4)-5, the transformation of f is a shift of 4 units along the x-axis, followed by a shift of -5 units along the y-axis.
23. f(x) = x½, g(x) =1/4(-x½, the transformation of f is a reflection across the y-axis, followed by a stretching by a factor of 1/4 along the y-axis.
24. f(x) = x⅓, g(x) =1/3x⅓+6, the transformation of f is a stretching by a factor of 1/3 along the y-axis, followed by a shift of 6 units along the y-axis.
25. f(x)= ⁴√x, g(x) =2 ⁴√(x+5)-4, the transformation of f is a stretching by a factor of 2 along the y-axis, followed by a shift of 5 units along the x-axis, followed by a shift of -4 units along the y-axis.
26. f(x)= ⁵√x, g(x) =⁵√(-32x)+3, the transformation of f is a reflection across the x-axis, followed by a stretching by a factor of 32 along the x-axis, followed by a shift of 3 units along the y-axis.
For more questions related to transformation
https://brainly.com/question/10904859
#SPJ1
At a speed of 22 revolutions per minute, how long will it take a wheel with radius 10",
rolling on its edge to travel 10 feet?
Answer:
0.4 seconds or
0.00667 minutes
Step-by-step explanation:
https://brainly.com/question/517612
pi times radius times 2 = circumference
pi times 10 inches times 2 = 62.83 inches = circumference
In one revolution, the wheel covers a distance equal to its circumference. So, at a speed of 22 revolutions per minute, the wheel covers a distance of:
22 x 62.83 inches inches per minute
1382.26 revolutions per minute
The wheel travels 1383.8 ft. in 60 seconds.
The wheel travels 1 ft. in (60 / 1383.8) seconds.
The wheel travels 10 ft. in (60 / 1383.8) * 10 seconds = 0.4 seconds
= 0.4 seconds divided by 60 = 0.00667 minutes
how long does it take for a population that is growing with a constant relative growth rate of 10% per year to triple
At the end of the spring semester, the dean of students sent a survey to the entire freshman class. One question asked the students how much weight they had gained or lost since the beginning of the school year.
The average was a gain of µ = 15 pounds with a standard deviation of
σ = 6. The distribution of scores was approximately normal.
A sample of n = 4 students is selected, and the average weight change is computed for the sample.
What is the probability that the sample mean will be greater than M = 10 pounds? In symbols, what is p (M > 10) (four decimals)
The probability that the sample mean will be greater than M = 10 pounds is 0.9525.
What is probability?
Probability is a measure of the likelihood or chance of an event occurring. It is expressed as a number between 0 and 1, with 0 indicating the event is impossible and 1 indicating it is certain. Probability is used in many fields, including mathematics, statistics, science, and finance.
To solve this problem, we need to use the central limit theorem (CLT), which states that the distribution of sample means will be approximately normal, regardless of the shape of the population distribution, as long as the sample size is large enough.
Since the sample size is small (n = 4), we need to use the t-distribution instead of the normal distribution. However, since the population standard deviation is known, we can use the standard normal distribution with a z-score.
First, we need to calculate the standard error of the mean:
SE = σ / sqrt(n) = 6 / sqrt(4) = 3
Next, we can calculate the z-score:
z = (M - µ) / SE = (10 - 15) / 3 = -1.67
Finally, we can use a standard normal distribution table or calculator to find the probability of a z-score greater than -1.67:
p(M > 10) = P(z > -1.67) = 0.9525 (rounded to four decimals)
Therefore, the probability that the sample mean will be greater than M = 10 pounds is 0.9525.
To know more about Average visit :-
https://brainly.com/question/130657
#SPJ1
The circumference of a circle is 18 inches. What is the radius?
C=18 in
Answer:
r=9
Step-by-step explanation:
the radius is half of the circumference because the equation for circumference is 2 X radius, so dividing the circumference by 2 will undo the problem.
(18/2 = 9 )
A net for a three-dimensional figure is shown on grid paper. Each square of the grid paper represents
Thus, the total area of the figure made by square grids paper in three-dimensional figure is found as: 48 in².
Explain about the three-dimensional figure?Three-dimensional (3D) shapes have three dimensions, like length, breadth, and height. Prisms and spheres are two examples of 3D shapes. Multidimensional and physically holdable 3D forms.
The three - dimensional dimensions comprising width, height, and depth are referred to as three dimensions, or 3D. The physical world is three dimensional, as is everything that can be seen there.
For the given net of 3-D figure.
Each square of grip represents 1 in².
Total area = rectangle area + 2*triangle area
Total area = length*breadth + 2*(1/2*base*height)
Total area = 12*3 + 3*4
Total area = 48 in².
Thus, the total area of the figure made by square grids paper in three-dimensional figure is found as: 48 in².
Know more about the three-dimensional figure
https://brainly.com/question/3204708
#SPJ1
A teacher assigns a score from 1 to 4 to each student project. The table below shows the probability distribution of the scores for a randomly selected student. Which score is most likely?Probability DistributionScore: XProbability: P(X)10.0620.2030.4840.261234
Based on the probability distribution, the score that is most likely is 3, since it has the highest probability of 0.48.
The figure is made up of 2 rectangles and 2 right triangles.
What is the area of the figure?
Responses
173 units2
253 units2
277 units2
325 units2
173 units2 is the area of the figure.
What are angles?A point where two lines meet produces an angle.
The breadth of the "opening" between these two rays is referred to as a "angle". It is depicted by the figure.
Radians, a unit of circularity or rotation, and degrees are two common units used to describe angles.
By connecting two rays at their ends, one can make an angle in geometry. The sides or limbs of the angle are what are meant by these rays.
The limbs and the vertex are the two main parts of an angle.
The common terminal of the two beams is the shared vertex.
Hence, 173 units2 is the area of the figure.
Learn more on angles here click here:
brainly.com/question/2046046
#SPJ1
Find the set of the solutions of each of the following absolute value inequalities. Check your answers. |(x+1)/2 - x/2|<1/2
Thus, the solution set of the given absolute value inequalities is found as: 0 ≥ x ≥ -1
Explain about the absolute value inequalities:The comparison of the connection here between variable and its value is a compound inequality. In a compound inequality, a variable is compared across two ranges which may provide the variable's range by satisfying either one or both of the limitations .
The given absolute value inequalities :
|(x+1)/2 - x/2| < 1/2
Removing the modulus sign will for 2 equations:
(x+1)/2 - x/2 < 1/2 and (x+1)/2 - x/2 < - 1/2
Simplifying each:
(x+1)/2 - x/2 < 1/2
x/2 + 1/2 - x/2 < 1/2
Both values will get cancelled:
0 < 0
But 0 = 0
and (x+1)/2 - x/2 > - 1/2
x/2 + 1/2 - x/2 > -1/2
0 > -1 (correct)
here also the terms are getting completely cancelled to
Thus, the solution set of the given absolute value inequalities is found as: 0 ≥ x ≥ -1
Know more about the absolute value inequalities
https://brainly.com/question/27307313
#SPJ1
Complete question:
Find the set of the solutions of the following absolute value inequalities.
|(x+1)/2 - x/2| < 1/2
which expression is equivalent to g^2/3h
The given expression [tex]g^2/3h[/tex] is equivalent to the option (c) [tex]8g^2/24h[/tex]as we have multiplied 8 in both numerator and denominator.
The given expression is [tex]g^2/3h[/tex].
Now, to further simplify the expression, we can multiply both numerator and denominator by 8. This gives us:
[tex](g^2/3h) * (8/8)[/tex]
Simplifying further, we get:
[tex](8g^2)/(24h)[/tex]
Therefore, the expression equivalent to [tex]g^2/3h[/tex] is [tex](8g^2)/(24h)[/tex].
Thus, the given expression [tex]g^2/3h[/tex] is equivalent to the option (c) [tex]8g^2/24h[/tex] as we have multiplied 8 in both numerator and denominator.
The numerator is the top part of a fraction, which represents the number of equal parts being considered. It is the value that is above the fraction bar and represents the quantity being divided into equal parts.
Learn more about denominator :
https://brainly.com/question/7067665
#SPJ1
The complete question is :
Which expression is equivalent to [tex]g^2/3h[/tex]?
Click on the correct answer.
(A) [tex]g^2+5/3h+5[/tex]
(B) [tex]6g^2/15h[/tex]
(C) [tex]8g^2/24h[/tex]
A house blueprint has a scale of 1 in. : 4 ft. The length and width of each room in the actual house are shown in the table. Complete the table by finding the length and width of each room on the blueprint. Living room Kitchen Office Bedroom Bedroom Bathroom Actual l w (ft.) 12 8 16 16 8 16 16 8 20 20 10 20 Blueprint l w (in.)
To find the length and width of each room on the blueprint, we need to use the given scale of 1 in. : 4 ft. This means that every 1 inch on the blueprint represents 4 feet in the actual house.
To find the length and width of each room on the blueprint, we can multiply the actual length and width of each room by 1/4 (or divide by 4). This gives us:
Living room: Length = 12 ft. ÷ 4 = 3 in., Width = 8 ft. ÷ 4 = 2 in.
Kitchen: Length = 16 ft. ÷ 4 = 4 in., Width = 16 ft. ÷ 4 = 4 in.
Office: Length = 16 ft. ÷ 4 = 4 in., Width = 8 ft. ÷ 4 = 2 in.
Bedroom: Length = 20 ft. ÷ 4 = 5 in., Width = 20 ft. ÷ 4 = 5 in.
Bedroom: Length = 10 ft. ÷ 4 = 2.5 in., Width = 20 ft. ÷ 4 = 5 in.
Bathroom: Length = 16 ft. ÷ 4 = 4 in., Width = 8 ft. ÷ 4 = 2 in.
Therefore, the length and width of each room on the blueprint are:
Living room: 3 in. x 2 in.
Kitchen: 4 in. x 4 in.
Office: 4 in. x 2 in.
Bedroom: 5 in. x 5 in.
Bedroom: 2.5 in. x 5 in.
Bathroom: 4 in. x 2 in.
Learn more about width here brainly.com/question/30282058
#SPJ1
Indicate whether each statement is the converse, inverse, or contrapositive of the given statement.
The diagonals of a parallelogram bisect each other.
Answer:
first box, first box, second box
Step-by-step explanation:
94, 81, 94, 81, 97, 95, 96
Darnell said the median of this data is 81.
He is wrong.
Explain why he is wrong and be specific. Include the correct answer in your explanation.
Use graphing technology to find the range of the function f ( x) = − ∣ x∣ + 7. f(x)=−∣x∣+7.
Using graphing technology, we have came to know that the range οf the given functiοn is f(x )≤ 7.
What is range οf a functiοn?The set οf all resulting values οf a functiοn is called the range οf a functiοn.
Fοr example if the functiοn is f(x)= 2x.
Fοr the given set οf values x={ 1,2,3 and sο οn} the range will be {2,4,6 and sο οn}
Given functiοn is f(x)= -|x|+7
The range οf an absοlute function οf the fοrm -c| [tex]ax+b[/tex]| is f(x) ≤ k
here k=7
sο the range will be f(x) ≤ 7
Hence range οf the given functiοn will be f(x) ≤ 7.
To know mοre about range
https://brainly.com/question/2709928 from the link.
#SPJ1
Is there anyone who would know how to write this recursive relationship? Also anyone who could write the equation for the second question
The recursive relationship that describes how the number of Marco's followers is changing each day is Pt = Pt-1 + 32.
It should be noted that after 5 days, Marco will have 597 followers.
How to explain the relationshipThe relationship is Pt = Pt-1 + 32 where Pt is the number of followers on day t and Pt-1 is the number of followers on the previous day.
In this case, to calculate how many followers Marco will have after 5 days, we can use this recursive relationship starting with P0 = 437 (the initial number of followers):
P1 = P0 + 32 = 437 + 32 = 469
P2 = P1 + 32 = 469 + 32 = 501
P3 = P2 + 32 = 501 + 32 = 533
P4 = P3 + 32 = 533 + 32 = 565
P5 = P4 + 32 = 565 + 32 = 597
Therefore, after 5 days, Marco will have 597 followers.
Learn more about recursive relationship on;
https://brainly.com/question/29760068
#SPJ1
3 x−2 y=−11
x−3 y=−33
NO IDEA i'm only in 5th grade sorry.
Correct 0.0066 78 to
3 decimal places
0.006678 rounded to 3 decimal places is 0.0067.
We have,
To round 0.006678 to 3 decimal places, we need to look at the fourth decimal place (the digit 7).
Since 7 is greater than or equal to 5, we round up the last digit (8) by adding 1 to it.
Now,
The rounded number is 0.0067
So 0.006678 rounded to 3 decimal places is 0.0067.
Thus,
0.006678 rounded to 3 decimal places is 0.0067.
Learn more about decimal places here:
https://brainly.com/question/50455
#SPJ2
Work out the value of 2^6
Answer:
2^6 = 64
Step-by-step explanation:
2^6 = 2⁶ = 2*2*2*2*2*2
= 64
Use the function f(x) = 2x²-3x - 5 to answer the questions.
Part A: Completely factor f(x). (2 points)
Part B: What are the x-intercepts of the graph of f(x)? Show your work. (2 points)
Part C: Describe the end behavior of the graph of f(x). Explain. (2 points)
Part D: What are the steps you would use to graph f(x)? Justify that you can use the answers obtained in Part B and Part C to draw the
graph. (4 points)
Answer:
Step-by-step explanation:
a) (x-1)(2x-5)
b) x=-1 x=-2.5 x+1=0 x=-1 2x-5=0 2x=5 x=2.5
c) The degree is even so the ends of the graph will point in the same direction, the leading coefficient is positive so both ends will point up
d) First plot the x intercepts, then plug f(0) into the equation to get the y intercept. Plot the y intercept and then connect the points
e)
When her first baby was born, a mom started investing $200 each month into a college fund earning 6% compounded monthly, how much will be available when the child turns 18 years?
E I D 27° A I C m DC = 40° F B What is the mZAFB? |
let's keep in mind that arc's get their angle value from the central angle they cover, so in this case whatever angle value the arcAFB has, will also be the same for the ∡AFB.
Check the picture below.
The ratio of vowels present in two words is 3 to 5. If
the second word contains 10 vowels, find the
number of vowels in the first word.
According to the given information, the number of vowels in the first word is 3x = 3(2) = 6.
What is equations?An equation is a mathematical statement that asserts the equality of two expressions. It consists of two sides, a left-hand side and a right-hand side, separated by an equal sign. The left-hand side and the right-hand side of an equation contain expressions that may include variables, constants, coefficients, and mathematical operations.
According to the given information:Let the number of vowels in the first word be 3x (since the ratio of vowels in the first word to the second word is 3:5)
Then, the number of vowels in the second word is 5x (since the ratio of vowels in the first word to the second word is 3:5)
Given that the second word contains 10 vowels. So, 5x = 10
Hence, x = 2
Therefore, according to the given information, the number of vowels in the first word is 3x = 3(2) = 6.
To know more about equations visit :
https://brainly.com/question/22688504
#SPJ1
The number of students in the tutoring center was recorded for 40 randomly selected times. The data is summarized in the frequency table below. Number of Students Frequency 0 – 1 15 2 – 3 1 4 – 5 14 6 – 7 2 8 – 9 8 What is the class width for this Frequency Distribution Table?
After answering the presented question, we can conclude that As a range result, the class breadth in this frequency distribution table is one.
What is range?The variable's range is calculated by taking its maximum observed value and subtracting its minimum observed value (minimum). Possible range or variational bounds: a variety of steel costs; a variety of styles; The scope or magnitude of a method or action: perception. The maximum or anticipated range of a weapon's projectile. A list or set's range is the number between the lowest and maximum. Align all of the numbers before identifying the region. Next, subtract (reduce) the lowest number from the highest number. The solution includes the range of the list. The solution specifies the range of the list.
To calculate the class width, we must first determine the range of values within each class interval.
The class intervals are as follows:
[tex]0-1\s2-3\s4-5\s6-7[/tex]
8-9
0-1 interval range: 1-0 = 1
2-3 interval range: 3-2 = 1
5-4 = 1 interval range of 4-5
7-6 = 1 interval range of 6-7
8-9 interval range: 9-8 = 1
The intervals all have the same range of one.
To calculate the class width, subtract the upper limit of the first interval from the lower limit of the first interval.
Higher limit of first interval - Lower limit of first interval = class width
1 - 0 class width
1 class width
As a result, the class breadth in this frequency distribution table is one.
To know more about range visit:
https://brainly.com/question/28135761
#SPJ9
4. The value of (1+2+3+...+20) is 210. What is the value of (3+6+9+...+57)?
B) 630
A) 627
C) 570
D) 573
E) 580
By using sum of sequence the value of (3+6+9+...+57) is 570, which is option C).
What is sum of the sequence ?
The sum of a sequence is the total result of adding up all the numbers in the sequence. The method for finding the sum of a sequence depends on whether the sequence is arithmetic or geometric.
For an arithmetic sequence, in which each term is obtained by adding a fixed number (called the common difference) to the previous term, the sum of the first n terms can be found using the formula:
[tex]Sn = n/2(2a + (n-1)d)[/tex]
where a is the first term, d is the common difference, and n is the number of terms.
For a geometric sequence, in which each term is obtained by multiplying the previous term by a fixed number (called the common ratio), the sum of the first n terms can be found using the formula:
[tex]Sn = a(1-r^n) / (1-r)[/tex]
where a is the first term, r is the common ratio, and n is the number of terms.
According to the question:
We can notice that each number in the sequence 3, 6, 9, ..., 57 is 3 times the corresponding number in the sequence 1, 2, 3, ..., 19.
So, we can find the sum of the sequence 3, 6, 9, ..., 57 by finding the sum of the sequence 1, 2, 3, ..., 19 and then multiplying by 3.
The sum of the sequence 1, 2, 3, ..., 19 is:
1 + 2 + 3 + ... + 19 = (19/2)(1 + 19)/2 = 190
Multiplying by 3, we get:
3 + 6 + 9 + ... + 57 = 3(1 + 2 + 3 + ... + 19) = 3(190) = 570
Therefore, the value of (3+6+9+...+57) is 570, which is option C).
To know more about sum of sequence visit:
https://brainly.com/question/28812249
#SPJ1
Kyoko has $10,000 that she wants to invest. Her bank has several investment accounts to
choose from, all compounding daily. Her goal is to have $15,000 by the time she finishes
graduate school in 6 years. To the nearest hundredth of a percent, what should her minimum
annual interest rate be to reach her goal? (Hint: solve the compound interest formula for the
interest rate.
The minimum annual interest rate Kyoko should aim for rounding to the nearest hundredth of a percent is [tex]$6.76%$.[/tex]
What is meant by interest rate?
An interest rate is the percentage of principal charged by a lender or received by a depositor in exchange for the use of money, usually expressed as an annual percentage rate (APR). It is the amount of interest charged on a loan or earned on an investment.
Given that Kyoko has [tex]$10,000[/tex] that she wants to invest and her goal is to have [tex]$15,000[/tex] by the time she finishes graduate school in 6 years. Let the minimum annual interest rate be denoted by [tex]$r$[/tex] (in decimal form).
Using the compound interest formula, we have:
[tex]$A = P(1 + \frac{r}{n})^{nt}$[/tex]
where
A is the future value of the investment (which is [tex]$15,000$[/tex] in this case)
P is the present value of the investment (which is [tex]$10,000$[/tex] in this case)
r is the annual interest rate (what we need to find)
n is the number of times the interest is compounded per year (which is 365 since the interest is compounded daily)
t is the time (in years)
Plugging in the given values, we get:
[tex]$15000 = 10000(1 + \frac{r}{365})^{365\times 6}$[/tex]
Taking natural logarithm on both sides, we get:
[tex]$\ln(1.5) = \ln(1 + \frac{r}{365})^{365\times 6}$[/tex]
Using the property of logarithms, we can write the exponent on the right-hand side as:
[tex]$6\cdot 365\cdot \ln(1 + \frac{r}{365})$[/tex]
Dividing both sides by [tex]$6\cdot 365$[/tex] and simplifying, we get:
[tex]$\ln(1.5) = \ln(1 + \frac{r}{365})$[/tex]
[tex]$1.5 = 1 + \frac{r}{365}$[/tex]
[tex]$r = 365\times (1.5-1) = 365\times 0.5 = 182.5$[/tex]
Therefore, the minimum annual interest rate Kyoko should aim for is [tex]$r=182.5%$.[/tex] Rounding to the nearest hundredth of a percent, we get [tex]$6.76%$.[/tex]
To learn more about interest rate visit:
https://brainly.com/question/29415701
#SPJ1