Precalculus Examples

$f (x) = 9 - e^{x}$

Step 1

Exponential functions have a horizontal asymptote. The equation of the horizontal asymptote is $y = 9$ .

Horizontal Asymptote: $y = 9$

Step 2

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$