Exponential Function Practice

Which of the below exponential graphs shows decay?

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Tags

CCSS.HSF-IF.C.7E

Which of the below exponential graphs shows growth?

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Tags

CCSS.HSF-IF.C.7E

Which of the below functions represents exponential growth?

• $y=\frac{1}{2}\cdot10^{x\ }$

• $f\left(x\right)=2\cdot\frac{1}{2}^x$

• $y=10\cdot\frac{1}{2}^x$

• $g\left(x\right)=5\cdot\frac{1}{5}^x$

Tags

CCSS.HSF-LE.A.1A

Which of the below tables shows exponential decay?

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What is the y-intercept of the function

 $q\left(x\right)=3\cdot2^x$  ?

•  $\left(3,2\right)$  

•  $\left(0,2\right)$  

•  $\left(0,3\right)$  

•  $\left(3,0\right)$  

What is the y-intercept of the above exponential function?

• $\left(0,3\right)$

• $\left(3,0\right)$

• $\left(0,\frac{1}{2}\right)$

• $\left(\frac{1}{2},0\right)$

Which of the below is FALSE about the above graph?

• $f\left(-1\right)=5$

• $f\left(0\right)=10$

• $f\left(2\right)=40$

• $f\left(3\right)=70$

Which table matches the above graph?

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What is the initial value of the above exponential function?

• 4

• 1

• 1/4

• 0

Patrick currently has $200 in his bank account. Each year the amount of money in his account increases by 5%.

What is the initial value in the above scenario?

• 5

• 105

• 95

• 200