Exponential Functions

Quiz
•
Mathematics
•
8th Grade
•
Medium
+6
Standards-aligned
Terri Seeley
Used 33+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A rare bird species is decreasing at a rate of 0.8% per year. There are currently about 150,000 of these birds. How many fewer birds will there be in 3 years?
146429
3571
188957
38957
Tags
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
CCSS.HSF.BF.A.1
CCSS.HSF.LE.A.1
CCSS.HSF.LE.A.2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the y-intercept of f(x) = 2(3)x
1
2
6
18
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The country of Benin in West Africa has a population of 9.05 million people. The population is growing at a rate of 3.1% per year. What is a for this function?
9.05 million
3.1%
3
x
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The country of Benin inf West Africa has a population of 9.05 million people. The population is growing at a rate of 3.1% per year. What is r for this function?
9.05 million
3
3.1%
f(x)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The country of Benin inf West Africa has a population of 9.05 million people. The population is growing at a rate of 3.1% per year. What will the population be 7 years from now?
3988471.5
7.25 million
6156738.5
11.27 million
Tags
CCSS.HSA.CED.A.1
CCSS.HSF.BF.A.1
CCSS.HSF.BF.A.2
CCSS.HSF.LE.A.1
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Evaluate f(x) = 2(0.5)x when x = 5
0.00001
16
.0625
1.25
Tags
CCSS.HSF.IF.A.1
CCSS.HSF.IF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
y = 1/2(0.5)x
Does this function model growth, decay, or neither?
growth
decay
neither
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