Search Header Logo

Exponential Functions Review

Authored by Emily Eike

Mathematics

7th - 8th Grade

CCSS covered

Used 3+ times

Exponential Functions Review
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

27 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 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.A.1

CCSS.HSF.LE.B.5

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)6

Growth
Decay

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.B.5

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)3

Growth
Decay

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

y=5000(0.7)x
y=30(5000)x
y=5000(1.3)x
y=5000xx

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.B.5

CCSS.HSF.LE.A.2

CCSS.HSF.BF.A.1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

9766

9006

9765

5433

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The expression 12(1.015)t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 1.015 represent?

The number of elephants was 1,015 in 1975.
The number of elephants increases by 1.5% each year.
The number of elephants increases by 101.5% each year.
The number of elephants is multiplied by 1.015 each year.

Tags

CCSS.HSF.LE.B.5

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

There were 417 cell phones sold at an electronics store in January. Since then, cell phone sales at this store have increased at a rate of 3.75% per month. At this rate of growth, which function can be used to determine the monthly cell phone sales x months after January?

f(x) = 417(3.75)x
f(x) = 417(0.0375)x
f(x) = 417(1.0375)x
f(x) = 417(1.375)x

Tags

CCSS.HSF.LE.A.2

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?