Quiz about Exponential Functions Domain Range

Question 1

The graph of an exponential function is shown on the grid.

Based on the graph, which statement about the function is true?

Accepted Answer

The range is the set of all real numbers greater than 0.

Answer

The range is the set of all real numbers less than 0.

Answer

The domain is the set of all real numbers greater than -4.

Answer

The domain is the set of all real numbers less than -4.

Question 2

Drake moved to Noahville, TX in 2013 and since then the population has increased and continues to increase. The change in population is modeled by exponential function f, where x is the number of years after the year 2013. The graph of f is shown on the grid.

Which inequality best represents the domain of f in this situation?

Accepted Answer

$$x\ge0$$

Answer

$$y\ge450,000$$

Answer

$$x\le0$$

Answer

$$y\le0$$

Question 3

What is the range of the exponential function $$f(x)=3^x?$$

Accepted Answer

$$f(x)>0$$

Answer

$$x<3$$

Answer

$$x>3$$

Answer

$$f(x)<0$$

Question 4

Given an exponential function from an equation or graph (with arrows), the domain will always be all real numbers.

Accepted Answer

True

Answer

False

Question 5

Question 5.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 6

The graph of an exponential function is shown on the grid. Based on the graph, which statement about the funciton is true?

Accepted Answer

The range is the set of all real numbers greater than 0.

Answer

The range is the set of all real numbers less than 0.

Answer

The domain is the set of all real numbers greater than -4.

Answer

The domain is the set of all real numbers less than -4.

Question 7

Question 7.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 8

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 9

Question 9.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 10

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 11

Which statement is true?

Accepted Answer

The range is the set of all real numbers greater than 0.

Answer

The range is the set of all real numbers less than 0.

Answer

The domain is the set of all real numbers greater than -4.

Answer

The domain is the set of all real numbers less than -4.

Question 12

The graph shows the population of white-tailed deer, y, has changed exponentially each year, x, since 2007.

Based on this information, which function best models the population of white-tailed deer, y, has changed exponentially each year x since 2007?

Accepted Answer

$$f(x)=80(0.80)^x$$

Answer

$$f(x)=80(1.80)^x$$

Answer

$$f(x)=80(33)^x$$

Answer

$$f(x)=33(80)^x$$

Question 13

The graph of an exponential function is shown on the grid.

Based on the graph, which statement about the function is true?

Accepted Answer

The range is the set of all real numbers greater than 0

Answer

The range is the set of all real numbers less than 0

Answer

The domain is the set of all real numbers greater than -4

Answer

The domain is the set of all real numbers less than -4

Question 14

Which of the followings is an exponential function?

Accepted Answer

$$f\left(x\right)=4^x$$

Answer

$$f\left(x\right)=2x+1$$

Answer

$$f\left(x\right)=6x^3$$

Answer

$$f\left(x\right)=\sqrt[]{3x}$$

Exponential Functions Domain Range

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