Precalculus Examples

$15 x^{3} + 10 x$

Step 1

Factor $5 x$ out of $15 x^{3}$ .

$5 x (3 x^{2}) + 10 x$

Step 2

Factor $5 x$ out of $10 x$ .

$5 x (3 x^{2}) + 5 x (2)$

Step 3

Factor $5 x$ out of $5 x (3 x^{2}) + 5 x (2)$ .

$5 x (3 x^{2} + 2)$

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