Calculus Examples

$(- 4 b^{2} + 8 b) + (- 4 b^{3} + 5 b^{2} - 8 b)$

Step 1

Remove parentheses.

$- 4 b^{2} + 8 b - 4 b^{3} + 5 b^{2} - 8 b$

Step 2

Combine the opposite terms in $- 4 b^{2} + 8 b - 4 b^{3} + 5 b^{2} - 8 b$ .

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Step 2.1

Subtract $8 b$ from $8 b$ .

$- 4 b^{2} - 4 b^{3} + 5 b^{2} + 0$

Step 2.2

Add $- 4 b^{2} - 4 b^{3} + 5 b^{2}$ and $0$ .

$- 4 b^{2} - 4 b^{3} + 5 b^{2}$

Step 3

Add $- 4 b^{2}$ and $5 b^{2}$ .

$- 4 b^{3} + b^{2}$