Precalculus Examples

$15 b^{5} + 10 b^{4}$

Step 1

Factor $5 b^{4}$ out of $15 b^{5}$ .

$5 b^{4} (3 b) + 10 b^{4}$

Step 2

Factor $5 b^{4}$ out of $10 b^{4}$ .

$5 b^{4} (3 b) + 5 b^{4} (2)$

Step 3

Factor $5 b^{4}$ out of $5 b^{4} (3 b) + 5 b^{4} (2)$ .

$5 b^{4} (3 b + 2)$