Basic Math Examples

$2 b^{2} - 8 b + (4 b^{4} - 8 b)$

Step 1

Remove parentheses.

$2 b^{2} - 8 b + 4 b^{4} - 8 b$

Step 2

Subtract $8 b$ from $- 8 b$ .

$2 b^{2} + 4 b^{4} - 16 b$

Step 3

Factor $2 b$ out of $2 b^{2} + 4 b^{4} - 16 b$ .

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Step 3.1

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

$2 b (b) + 4 b^{4} - 16 b$

Step 3.2

Factor $2 b$ out of $4 b^{4}$ .

$2 b (b) + 2 b (2 b^{3}) - 16 b$

Step 3.3

Factor $2 b$ out of $- 16 b$ .

$2 b (b) + 2 b (2 b^{3}) + 2 b (- 8)$

Step 3.4

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

$2 b (b + 2 b^{3}) + 2 b (- 8)$

Step 3.5

Factor $2 b$ out of $2 b (b + 2 b^{3}) + 2 b (- 8)$ .

$2 b (b + 2 b^{3} - 8)$

Step 4

Reorder terms.

$2 b (2 b^{3} + b - 8)$