Quiz about Exponential Practice

Question 1

Which type of function is represented in the graph?Which equation could match the graph shown?

Accepted Answer

Exponential; $$y=3\left(2\right)^x$$

Answer

Exponential; $$y=2\left(3\right)^x$$

Answer

Exponential; $$y=\frac{3}{4}\left(2\right)^x$$

Answer

Linear; $$y=2x+3$$

Question 2

A table whose y-column changes by a constant ratio is

Accepted Answer

exponential

Answer

linear

Answer

neither

Question 3

The graph of a function that is curved is

Accepted Answer

exponential

Answer

linear

Answer

neither

Question 4

In the equation y=a(b)^x, the letter "a" represents

Accepted Answer

y-intercept/starting point

Answer

total

Answer

slope (constant ratio)

Answer

time

Question 5

In the equation y=a(b)^x, the letter "b" represents

Accepted Answer

rate of change (constant ratio)

Answer

total

Answer

time

Answer

y-intercept/starting point

Question 6

Is the table linear or exponential?

Accepted Answer

Exponential ; y=5(2)^x

Answer

Linear; y=2x+5

Answer

Exponential ; y=2(5)^x

Answer

Linear ; y=5x+2

Question 7

What is the initial amount.

Accepted Answer

5000

Answer

1.2

Answer

I don't know

Question 8

What is the growth rate of this model?

Accepted Answer

12%

Answer

12

Answer

112%

Answer

5000

Question 9

x is (select all that are correct

Accepted Answer

the independent variable

Accepted Answer

the input

Accepted Answer

time

Answer

.955

Question 10

Is the population growing or decreasing, and by how much?

Accepted Answer

decreasing by 4.5%

Answer

growing by 4.5%

Answer

growing by 95.5%

Answer

decreasing by .955

Question 11

Which of the following could be the equation for this graph?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 12

Which of the following could be the equation for this graph?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 13

Sam's parent's bought a new car in 1999 for $20,000, the car depreciated on average at 15% per year. Which of the following equations could model the car's depreciation.

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 14

This function models the asian carp population per acre in the Mississippi t years after 2016.

Is the population expected to grow or shrink, and by what percent?

Accepted Answer

It will grow by 3.5%

Answer

It will grow by 103.5%

Answer

It will grow by 1.035%

Answer

It will shrink by 600

Answer

It will shrink by .035%

Question 15

Which equation matches this graph?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Exponential Practice

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