Algebra Examples

$f (x) = {\begin{cases} - 5 x - 21 & x \leq - 3 \\ x - 9 & x > 4 \end{cases}$

Step 1

Graph.

$f (x) = {\begin{cases} - 5 x - 21 & x \leq - 3 \\ x - 9 & x > 4 \end{cases}$

Step 2

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