Exponential Functions

Exponential Functions

12 Qs

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Exponential Functions

Exponential Functions

Assessment

Quiz

Practice Problem

Hard

Created by

Jasmine Morgan

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

y = 15(35)x
y = 15(1.35)x
y = 15(0.35)x
y = 35(1.15)x

2.

MULTIPLE CHOICE QUESTION

3 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

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.

y=6(0.14)x
y=6(1+14)x
y=6(1.14)x
y=6(0.86)x

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write an equation that models the following situation:

The current student count at John Jay is 6500, it is expected to grow at a rate of 14% next year.

y= 6500(1+.14)x

y= 6500(1-.14)x

y= 6500(14)x

y= 14(6500)x

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates (loses value) at a rate of 5%.


What is the initial value?

$35,000

0.05

1.05

0.95

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Is this exponential growth or decay?
y = 7(1.2)x

Growth, because of 7
Decay, because of 1.2
Growth because of 1.2
Decay because of 7

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?

y=8(15,000)x
y=15,000(1.08)x
y=15,000(0.92)x
y=15,000(0.08)x

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