Try the following SAT math practice question (Calculator Permitted) that tests your understanding of percent changes in exponential functions.

**Question**(Calculator Permitted):

The exponential function $h$ decreases by $36\%$ for each increase by $2$ in the value of $x$. Which of the following could define $h$ ?

- $\quad h(x)=3(0.36)^x$
- $\quad h(x)=2(0.64)^x$
- $\quad h(x)=3(0.8)^x$
- $\quad h(x)=2(1.36)^x$

**Video Explanation**

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