Precalculus Examples

$x^{2} + 5 x + x^{2} + 7 x - 10$

Step 1

Add $x^{2}$ and $x^{2}$ .

$2 x^{2} + 5 x + 7 x - 10$

Step 2

Add $5 x$ and $7 x$ .

$2 x^{2} + 12 x - 10$

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