Exponential Functions Review
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the y-intercept of the function?
Back
3
2.
FLASHCARD QUESTION
Front
Function with initial amount $15 and 35% increase each year: y = 15(35)x, y = 15(1.35)x, y = 15(0.35)x, y = 35(1.15)x
Back
y = 15(1.35)x
3.
FLASHCARD QUESTION
Front
Identify the y-intercept (initial value) in the function f(x)=13(.27)x
Back
13
4.
FLASHCARD QUESTION
Front
Investment: $400 for 5 years at 4.29% interest rate each year. Equation?
Back
y=400(1+.0429)5
5.
FLASHCARD QUESTION
Front
The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation? Options: y=8(15,000)x, y=15,000(1 + .08)x, y=15,000(1 - .08)x, y=15,000(0.08)x
Back
y=15,000(1 - .08)x
6.
FLASHCARD QUESTION
Front
Is the pictured graph growth, decay, or linear or none? Options: Exponential Growth, Exponential Decay, Linear, None
Back
Exponential Growth
7.
FLASHCARD QUESTION
Front
Mosquito population growth: 4,000 mosquitoes initially, growing at 25% per month for 4 months.
Back
9766
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