Exponential Functions Review

Which of the following equations represents the shown graph?

• $Y=25\left(\frac{1}{5}\right)^X$

• $Y=25\left(5\right)^X$

• $Y=125\left(\frac{1}{5}\right)^X$

• $Y=125\left(5\right)^X$

Does the following graph show exponential growth or decay?

• Growth

• Decay

Does the following graph show exponential growth or decay?

• Growth

• Decay

Does the following table show exponential growth or decay?

• Growth

• Decay

Does the following table show exponential growth or decay?

• Growth

• Decay

 $y=3\left(\frac{1}{3}\right)^x$  

Does this show exponential growth or decay?

• Growth

• Decay

 $y=\frac{1}{4}\left(12\right)^x$  

Does this show exponential growth or decay?

• Growth

• Decay

Write the equation for the following table.

• $y=24\left(2\right)^x$

• $y=96\left(\frac{1}{2}\right)^x$

• $y=96\left(\frac{1}{2}\right)^x$

• $y=24\left(\frac{1}{2}\right)^x$

Write the equation represented by the table.

• $y=1\cdot3^x$

• $y=9\cdot3^x$

• $y=1\cdot\frac{1}{3}^x$

• $y=9\cdot\frac{1}{3}^x$

Which of the following graphs shows the equation  $y=4\left(\frac{1}{2}\right)^x$  ?

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