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Exponential Functions Test Review

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Exponential Functions Test Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is the pictured graph growth, decay, or linear or none?  

Exponential Growth

Exponential Decay

Linear

None

Tags

CCSS.HSF-IF.C.7E

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the domain of the function shown below?

-2 < x < 5

0 < x < 12

y > 0

All Real Numbers

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which represents exponential decay?

A

B

C

D

Tags

CCSS.HSF-IF.C.7E

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In an exponential function, what does the 'a' represent? 

SLOPE

RATE OF CHANGE

Y-INTERCEPT

COMMON RATIO

Tags

CCSS.HSF.LE.B.5

5.

DRAG AND DROP QUESTION

1 min • 1 pt

A shipping company started with 40 employees. The number of employees in the shipping company increases at a rate of 7.5% each year. What function can be used to model the number of employees, f(x), in the shipping company after x years?

Tags

CCSS.HSF.LE.A.2

6.

DROPDOWN QUESTION

1 min • 2 pts

The function shown is a(n)​ (a)   function.

This function shows ​ (b)   because the graph is decreasing.

The horizontal asymptote is at ​ (c)  

exponential

decay

y=-1

linear

x=-1

growth

Tags

CCSS.HSF-IF.C.7E

7.

MATH RESPONSE QUESTION

1 min • 1 pt

A sample of a substance with an initial mass of 500 grams is decaying at a rate of 32% per hour. 

 

Create a function that can be used to find y, the mass of the substance in grams remaining after x hours.

 

Enter your answer in the space provided.

Mathematical Equivalence

ON

Tags

CCSS.HSF.LE.A.2

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