Linear and Exponential Functions

Linear and Exponential Functions

9th Grade

20 Qs

quiz-placeholder

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Linear and Exponential Functions

Linear and Exponential Functions

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Medium

CCSS
HSF.LE.A.2, HSF-IF.C.7E, 8.EE.B.6

+8

Standards-aligned

Created by

Nicole Fletcher

Used 17+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

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

10 mins • 2 pts

Media Image

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

Exponential Growth
Exponential Decay
Linear
None

Tags

CCSS.HSF-IF.C.7E

3.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

What is b, the common ratio, for the function: f(x) = 300(1.16)x?

300
1.16
.16
x

4.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

Media Image

Is this exponential growth or decay?

Growth
Decay

Tags

CCSS.HSF-IF.C.7E

5.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

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

Tags

CCSS.HSF.LE.A.2

6.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

Media Image

What is the value for f(10)?

$25

$30

$32

$35

Tags

CCSS.HSF.LE.B.5

7.

MULTIPLE CHOICE QUESTION

10 mins • 2 pts

Sam joins a chocolate club for $22.  He pays $0.35 per ounce of chocolate after he has paid the membership fee. What function represents this situation?

f(x) = 0.35y + 22
f(x) = 0.35x - 22
f(y) = 0.35x + 22
f(x) = 0.35x +22

Tags

CCSS.HSF-BF.A.1A

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