Exponential Growth and Decay Factor vs Rate
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Milton has his money invested in a stock portfolio. The value, v(x), of his portfolio can be modeled with the function v(x) = 30,000(0.78)^x, where x is the number of years since he made his investment. Which statement describes the rate of change of the value of his portfolio?
It decreases 78% per year.
It decreases 22% per year.
It increases 78% per year.
It increases 22% per year.
Tags
CCSS.HSF.LE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph is decreasing.
The graph passes through the point (0,1).
Tags
CCSS.HSF-IF.C.7E
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the growth/decay rate (r)?
Tags
CCSS.HSF-IF.C.8B
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
In an exponential function, to have an decrease of 9% you have do the following:
(select 2)
Change 109% to a decimal which is 1.09
Change 91% to a decimal which is 0.91
Tags
CCSS.HSF-IF.C.8B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of function is this equation:
y= 4x+1
Linear
Exponential
Neither
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of function describes the story below?
You have $5 and triple your money every day.
Linear
Exponential
Neither
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What functions describes this graph?
Linear
Exponential
neither
Tags
CCSS.HSF-IF.C.7E
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