Precalculus Examples

$5 - 4 x - 7 x + 4$

Step 1

Add $5$ and $4$ .

$- 4 x - 7 x + 9$

Step 2

Subtract $7 x$ from $- 4 x$ .

$- 11 x + 9$

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