Trigonometry Examples

$5 a b^{2} - 15 a b + 20 a^{2} b$

Step 1

Factor $5 a b$ out of $5 a b^{2}$ .

$5 a b (b) - 15 a b + 20 a^{2} b$

Step 2

Factor $5 a b$ out of $- 15 a b$ .

$5 a b (b) + 5 a b (- 3) + 20 a^{2} b$

Step 3

Factor $5 a b$ out of $20 a^{2} b$ .

$5 a b (b) + 5 a b (- 3) + 5 a b (4 a)$

Step 4

Factor $5 a b$ out of $5 a b (b) + 5 a b (- 3)$ .

$5 a b (b - 3) + 5 a b (4 a)$

Step 5

Factor $5 a b$ out of $5 a b (b - 3) + 5 a b (4 a)$ .

$5 a b (b - 3 + 4 a)$