Precalculus Examples

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

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

Step 1

Multiply

- 1

$- 1$ by

- 2

$- 2$ .

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

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

Step 2

Add

1

$1$ and

2

$2$ .

f (- 2) = 2^{3}

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

Step 3

Raise

2

$2$ to the power of

3

$3$ .

f (- 2) = 8

$f (- 2) = 8$

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

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