Data Exponential Functions
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Anthony Clark
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18 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suppose the population of a species of insects doubles every year. The function f\left(x\right)=1600\left(2\right)^x gives the number of insects after x years. How many insects will there be after 3 years?
9600
12,800
200
8000
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
$ 819.20
$ 1.4
$ 140
Tags
CCSS.HSF-IF.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The function y = 125(1.13)x represents Mr. Gantz's recent investments where x is measured in years. Which is NOT true?
Mr. Gantz initial invested $125
Mr. Gantz's money grows by 13% per year
After 4 years Mr. Gantz will have about $203.81
Mr. Gantz earns more money in year one than in year 5
Tags
CCSS.HSF.LE.B.5
4.
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
Tags
CCSS.HSF.LE.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 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
Tags
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the initial value:
y = 6.87 (4)x
a = 4
a = 6.87
a = 3
a = 1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the graph represent an exponential growth or an exponential decay function?
Exponential Growth
Exponential Decay
Tags
CCSS.HSF-IF.C.7E
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