Precalculus Examples

$f (- 2) = 2^{1 - (- 2)}$

Step 1

Multiply $- 1$ by $- 2$ .

$f (- 2) = 2^{1 + 2}$

Step 2

Add $1$ and $2$ .

$f (- 2) = 2^{3}$

Step 3

Raise $2$ to the power of $3$ .

$f (- 2) = 8$

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