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Exponential Functions

Authored by Corinne Kleinman

Mathematics

9th Grade

30 Questions

CCSS covered

Used 4+ times

Exponential Functions
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1.

MULTIPLE CHOICE QUESTION

2 mins • 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.2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

Growth
Decay

Tags

CCSS.HSF-IF.C.8B

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

Growth
Decay

Tags

CCSS.HSF-IF.C.8B

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the decay rate in the following model?
A=1200(.85)6

-1200
-.15
6
-6

Tags

CCSS.HSF-LE.A.1C

5.

MULTIPLE CHOICE QUESTION

3 mins • 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

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A party charges $5 admission for each person.

Linear
Exponential
Neither

Tags

CCSS.HSF.LE.A.2

CCSS.8.F.B.4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The value of a painting is $12,000 in 1990 and increases by 8% of its value each year.  Write and evaluate an expression to estimate the paintings value in 2005.

1.08(12,000)t = $36,000
12,000(1.08)t = $38, 066
12,000(0.5)t = $10,000
12,000(0.92)t = $40,000

Tags

CCSS.HSF.BF.A.2

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