Precalculus Examples

$- 2 x^{2} + 8 x - 5$

Step 1

Factor $- 1$ out of $- 2 x^{2}$ .

$- (2 x^{2}) + 8 x - 5$

Step 2

Factor $- 1$ out of $8 x$ .

$- (2 x^{2}) - (- 8 x) - 5$

Step 3

Rewrite $- 5$ as $- 1 (5)$ .

$- (2 x^{2}) - (- 8 x) - 1 (5)$

Step 4

Factor $- 1$ out of $- (2 x^{2}) - (- 8 x)$ .

$- (2 x^{2} - 8 x) - 1 (5)$

Step 5

Factor $- 1$ out of $- (2 x^{2} - 8 x) - 1 (5)$ .

$- (2 x^{2} - 8 x + 5)$

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