Precalculus Examples

$x^{2} + 8 x + c = 0$

Step 1

Subtract $x^{2}$ from both sides of the equation.

$8 x + c = - x^{2}$

Step 2

Subtract $8 x$ from both sides of the equation.

$c = - x^{2} - 8 x$

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