Equations of exponential Functions

The number of VHS movie rentals has declined since the year 2000 due to the popularity of DVDs, as the following table show. The exponential regression equation was found to be y = 9.79(0.8213)× where x represents the number of years since 2000. Use the regression equation to predict the number of VHS movie rentals in 2011.

a. 0 c. 88.45
b. 0.11 d. 1.12

Please select the best answer from the choices provided

Answers

Answer 1

Answer:

D. 1.12

Step-by-step explanation:

I calculated it logically


Related Questions

14. A square has a perimeter of 36 units. One vertex of the square is located at (3,5) on the coordinate grid, What could be the x- and y-coordinates of another vertex of the square?​

Answers

Answer:

For a square of side length L, the perimeter is:

P = 4*L

Then if the perimeter of our square is 36 units, we have:

36 units = 4*L

(36 units)/4 = L = 9 units.

Now we know that one vertex of the square is located at (3, 5)

Then another vertex of the square can be at:

A distance of 9 units of this point (such that these vertices are connected by one side of the square)

Some examples can be:

(3 + 9, 5) = (12, 5)

or

(3, 5 + 9) = (3, 14)

These are the simpler options, there are a lot of other possible points that can be another vertes (we can have a circle of radius 9 units centered in the point (3, 5), all these points can be another vertex of the square).

We also can have a vertex that is connected by the diagonal, this point can be:

(3 + 9, 5 + 9) = (12, 14)

or

(3 - 9, 5 - 9) = (-6, -4)

Again, there are a lot of other possible points that can be this vertex (A circle of radius √2*9 units centered in the point (3, 5)).

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers.
Click and place the simplified expression after its original expression.

Answers

You have to show what we need to simplify ss bc

Unit test Which of the x-values are solutions to the following inequality? 2 > 111​

Answers

Answer: C

Step-by-step explanation: It is C because X is greater than (>) 111, and 119 is greater than 111. Good luck on the test!  

What is the difference between solving an equation and solving an inequality

Answers

Note that solving an equation involves finding the value(s) of the variable(s) that make the equation true. For example, solving the equation 2x + 3 = 7 would give the solution x = 2.

On the other hand, solving an inequality involves finding the set of all values of the variable(s) that make the inequality true. For example, solving the inequality 2x + 3 > 7 would give the solution x > 1.

What is inequality in Math?

An inequality in mathematics is a relationship that makes a non-equal comparison between two integers or other mathematical expressions. It is most commonly used to compare the sizes of two numbers on a number line.

In its most basic form, an equation is a mathematical statement that indicates that two mathematical expressions are equal. 3x + 5 = 14, for example, is an equation in which 3x + 5 and 14 are two expressions separated by a 'equal' sign.

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Find the surface area of the cylinder. Round your answer to the nearest tenth.

Height = 12
Radius = 3

Answers

Answer:

282.74

Step-by-step explanation:

plz help mee with thisss

Answers

Answer:

495

Step-by-step explanation:

60x10=600

600-105=495

Directions: Determine whether each relation is a function. Explain your answer.
X
12)
10)
#IN
13)
x
14)
15)
10
1

Answers

Therefore ,We can infer the following from the rule for when a relation represents a domain and range : 16) Is not a function. 18) Is not a function, while 17) Is one.

What is a domain?

The domain of a function is the set of possible values that it can accept. The x-values of a function like f are represented by these numbers (x). A function's domain is the set of possible values on which it can be used. This set is the value that the function returns after the insertion of the x value. Y = f is the definition of a function with x as the independent variable and y as the dependent variable (x). A value of x is said to be in a function's domain if it can be successfully used to produce a single value of y by using the value of x.

Here,

we have that for this issue:

It is not a function in item 16 since input 5 is translated to outputs 2 and 4.

Item 17 is a function since each input is assigned to a single output.

It is not a function in item 18 since input -2 is mapped to outputs 13 and 15.

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URGENT LOL PLS HELP

Answers

Answer:

[tex] {3x}^{2} + 24x - 6[/tex]

Step-by-step explanation:

To find the area of a rectangle you have to multiply the length by the width.

In your problem, the length and width are both equations, so you just have to multiply each part of the equation separately.

For example, if you were to put both equations with one over the other, you just have to multiply the aligned numbers.

The length is: x2 + 6x + 3

The width is: 3x2 + 4x - 2

and if you multiply the aligned numbers together, you get

3x2 + 24x - 6. Because:

x2 × 3x2 = 3x2,

6x × 4x = 24x,

and 3 × -2 = -6

Answer:

Blah

Step-by-step explanation:

XYZ Company
Balance Sheet
Assets
Cash
$45,000
Inventory $41,000
Property $134,000
Total Assets:
Liabilities
Notes
Wages
Equity
Stock
$55,000
$56,000
$50,000
Investment $59,000
Total Liabilities + Equity:
Using the balance
sheet, calculate XYZ
Company's total
assets - liabilities.
Total Assets - Liabilities = $ [?]
Enter
PH
Skip

Answers

On solving the provided question, we can say that - by formula of simple interest we have SI = [tex]2200 X 2 X 4/100 = > 17600/100 = > 176[/tex]

what is interest ?

Multiplying the principal by the interest rate, time, and other factors yields simple interest. Simple return equals principle times interest times hours is the marketed formula. It is easiest to compute interest using this formula. A percentage of the principle balance is how interest is most commonly computed. For instance, he will only pay his portion of the 100% interest if he borrows $100 from a buddy and promises to pay it back with 5% interest. $100 (0.05) = $5. When you borrow money, you must pay interest, and when you lend money, you must charge interest. Most of the time, interest is expressed as a yearly percentage of the loan amount. The interest rate on the loan is known as this percentage.

here

principal, p = 2200

rate, r = 2%

time, t = 4 rs,

so SI = P X R X T/100

SI -

[tex]2200 X 2 X 4/100\\17600/100\\176[/tex]

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can y'all help this math question ​

Answers

Step-by-step explanation:

SA= 2(5×11)+(5×12)+(11×12)

SA= 2(55+60+132)

SA= 2(247)

SA= 494cm^2

A 3-gallon container of disinfectant costs $36.24. What is the price per quart?

Answers

Answer:

10.74666666666667 per quart

Step-by-step explanation3 divided 36.24

Supplementary solving for x

Answers

Answer:

7x-5=72( vertically opposite angle are equal)

7x=72-5

x=67/7

x=9.57

hope it helps.

7x-5=72
7x=72+5
7x=77
therefore, x=11

2nd part=
lets take a linear pair's property.
angle d+angle a= 180 degrees (linear pair property)
72 degrees+ angle a= 180 degrees
angle a= 180-72 degrees
therefore, angle a= 108 degrees.

the inaugural attendance of an annual film festival is 20,000. The attendance y increases by 5% each year
1. about how many people will attend the festival in the fifth year?

Answers

Answer:

24,241 people

Step-by-step explanation:

To determine the attendance at the festival in the fifth year, we need to calculate the cumulative increase in attendance over five years.

1st year: 20,000

2nd year: 20,000 * 1.05 = 21,000 (5% increase from the first year)

3rd year: 21,000 * 1.05 = 22,050 (5% increase from the second year)

4th year: 22,050 * 1.05 = 23,127.50 (5% increase from the third year)

5th year: 23,127.50 * 1.05 = 24,241.38 (5% increase from the fourth year)

So, in the fifth year the festival will be attended by approximately 24,241 people.

PLEASE HELP find mQT and m

Answers

Answer:

[tex].x1 - 4 { {0.36 + + \times 4xx { {052. < < }^{?} }^{2} }^{?} } \gamma eee} [/tex]

If enrollment in a class went from 30 people last term to 25 people this term, what is the percent decrease? Round to the nearest percent.

Answers

Answer:  17%

====================================================

Explanation:

The change in value is 30-25 = 5, so the amount has dropped by 5

Divide this change over the original amount to get 5/30 = 0.1667 approximately. This converts to 16.67% roughly, and that rounds to 17%

----------------

Here's a way to do it using a formula

A = old value = 30

B = new value = 25

C = percent change

C = [ (B-A)/A ] * 100%

C = [ (25-30)/30 ] * 100%

C = -0.1667 * 100%

C = -16.67%

C = -17%

The negative percent change means we have a percent decrease. The class size went down by about 17%.

50 POINTS! PLEASE HELP TT

A bag contains 1 red marble, 2 blue marbles, 3 yellow marbles, and 4 black marbles. A marble is randomly chosen from the bag, returned, and then another marble is chosen. What is the probablility that both marbles are blue?

Answers

Answer:

The probability that both marbles are blue is 1/25

------------------------------------

Number of marbles:

Red = 1, blue = 2, yellow = 3, black = 4

Total number:

1 + 2 + 3 + 4 = 10

Probability of getting a blue marble:

P(blue) = number of blue / total numberP(blue) = 2/10 = 1/5

Since the second marble is selected with replacement, the probability of the second blue marble is same, so the probability of two blue marbles is:

P(blue, blue) = 1/5*1/5 = 1/25

[tex] \sf \: Probability _{(Blue)}=2/10×2/10 \\ \\ \sf Probability _{(Blue)}= \frac{1}{25} [/tex]

What is 20% of 80 plus 15% of 30?

Answers

20% of 80 is 16 and 15% of 30 is 4.5, so the sum is 16 + 4.5 = 20.5.

5. If a perp b and b//c. then

Answers

The answer to the above question is B. Multiply the first equation by -2 and add the second equation.

What is equation?

A mathematical statement that establishes the equality of two mathematical expressions is the definition of an equation in algebra. Consider the equation 3x + 5 = 14, in which the terms 3x + 5 and 14 are separated by the word "equal."

Given,

[tex]2x - 2y = 24\\4x + 7y=-40\-4x +4y = -96\\4x+7y = -40\\11y = -136\\y = -136/11[/tex]

The answer to the above question is B. Multiply the first equation by -2 and add the second equation.

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Find the perimeter of the shape

Answers

Answer:

54ft

Step-by-step explanation:

15- 8 = 7ft

12-5 = 7ft

7+7+12+15+5+8 = 54 ft

Answer:

15+12+8+7+7+5=54

Step-by-step explanation:

54

why 54?

there are two missing distances

so we see the two heights

12-5=7

and now the two lengths

15-8=7

now we got the missing lengths, and we add them

15+12+8+7+7+5=54

54 is the answer

ogether Brianna and Hushley saved $336 for their trip to France. Hushley saved $120 more than Brianna. How much money did Brianna save?

Answers

Answer:

Brianna saved $108

Step-by-step explanation:

First take away 120 from the total, you will be left with 216

Then divide the final amount in two 216/2 will be 108

A manufacturing machine has a 3% defect rate.

If 7 items are chosen at random, what is the probability that at least one will have a defect?

Answers

Answer:

6.79%

Step-by-step explanation:

1.00 - 3=0.97

7 * 0.97 = 6.79

Use the distributive property to simplify this expression for a parentheses 4(12 + 5)​

Answers

Answer:

68

Step-by-step explanation:

2y + _ x + 8y + 24x is equal too 2(5y+14x). What Is the missing coefficient? (in 2y + _ x + 8y + 24x)​

Answers

Hey, Um not sure what the answer is positively but I think its 2. MIGHT NOT BE RIGHT *BEWARE*

Answer:

4

Step-by-step explanation:

2y + kx + 8y + 24x = 2(5y + 14x)10y + (24 + k)x = 10y + 28x24 + k = 28k = 4

The missing coefficient is 4

Write an equivalent expression in standard form by
expanding, collecting, combining.
-5g+(68-4) g= -2.

Answers

The Standard form: 74

Please help me faster if know what the answer please please?!???

Answers

Answer:

23

Step-by-step explanation:

First of all we find the total number of students:

4+6+2+2+3+4+6+3=30

Then we find the amount of freshmen’s

4+3=7

Now we find the Fraction which represents the freshmen to all ratio:

[tex]\frac{7}{30}[/tex]

which is equal to:

0.2333...

Which can be converted into a percentage by multiplying it by 100

0.2333...×100=23.333...

Which is rounded down as the third digit, the 3, gets rounded down

so the answer is 23

y log c - 8 log r

Condense the logarithm.

Answers

Answer:

log[(c^y)/(r^8)] this is m your answer

3 1/7 x [3 1/3 x (2/3+1/6) -1 5/18] ÷2 3/7 =?

Answers

Step-by-step explanation:

3 1/7 × [3 1/3 × (2/3 + 1/6) - 1 5/18] ÷ 2 3/7

well, first we have to bring everything to true fractions.

then we need to bring all fractions we need to add or subtract to the same denominators.

and then we simply calculate.

3 1/7 = (3×7 + 1)/7 = 22/7

3 1/3 = (3×3 + 1)/3 = 10/3

1 5/18 = (1×18 + 5)/18 = 23/18

2 3/7 = (2×7 + 3)/7 = 17/7

22/7 × [10/3 × (2/3 + 1/6) - 23/18] ÷ 17/7

to be able to add 2/3 and 1/6 we need to bring the to the same denominator, with its simply 6.

2/3 + 1/6 = 2/2 × 2/3 + 1/6 = 4/6 + 1/6 = 5/6

22/7 × [10/3 × 5/6 - 23/18] ÷ 17/7

22/7 × [50/18 - 23/18] ÷ 17/7

22/7 × 27/18 ÷ 17/7

22/7 × 27/18 × 7/17

22/17 × 27/18 = 22/17 × 3/2 = 66/34 = 33/17

so, the result is 33/17 = 1 16/17

true or false!!!!!!! Good luck!

ceva's theorem can alway be used to determine wether or not medians of a triangle are concurrent.

ceva's theorem can always be used to determine whether or not altitudes of a triangle are concurrent.

in lobachevskian geometry, the sum of the angles of a triangle is less than 180 degrees

in riemannian geometry, the sum of the angles of a triangle is less than 180 degrees

in lobachevskian geometry, the summit angles of a saccheri quadrilateral are obtuse

in riemannian geometry, the summit angles of a saccheri quadrilateral are obtuse

in euclidian geometry, the summit angles of a saccheri quadrilateral are obtuse

in a circle, if an inscribed angle and a central angle intercept the same arc, which symbol (<,>,=) correctly completes this mathematical sentence?

Answers

3. True

4. False

5. False

6. True

7. False

I dont know numbers 1, 2, or 8.

The statement 4,5 and 7 are false and the statements 3 and 6.

We have given that,

Ceva's theorem can always be used to determine whether or not medians of a triangle are concurrent.

Ceva's theorem can always be used to determine whether or not the altitudes of a triangle are concurrent.

In Lobachevskian geometry, the sum of the angles of a triangle is less than 180 degrees

In Riemannian geometry, the sum of the angles of a triangle is less than 180 degrees.

In Lobachevskian geometry, the summit angles of a Saccheri quadrilateral are obtuse

In Riemannian geometry, the summit angles of a Saccheri quadrilateral are obtuse

In euclidian geometry, the summit angles of a Saccheri quadrilateral are obtuse

In a circle, if an inscribed angle and a central angle intercept the same arc,

We have to determine the statement true or false.

What is Riemannian geometry?

A Riemannian manifold or Riemannian space, so-called after the German mathematician Bernhard Riemann, is a real, smooth manifold M equipped with a positive-definite inner product gI on the tangent space TIM at each point p.

Therefore, The statement 4,5, and 7 are false, and the statements 3 and 6.

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Sidney surveyed 14 students at her school about their favorite classes. Of the students surveyed, 8 said their favorite class was Math. What is the experimental probability that the next student Sidney talks to will pick Math? Fraction answer and reduce!

Answers

Answer:

4/7

Step-by-step explanation:

8/14=4/7

please help quick
Could you please not put a link

Answers

Answer: 40°

Step-by-step explanation:

Angle FGH has the same measure as angle EHG. We know this because of the two little red lines on both the angles. Similarly, angles GEH and GFH would have the same measure because they both have one red line. The number of lines will indicate which two measures are equal.

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