Evaluate
x^{3}-2x^{2}+8x-40
Expand
x^{3}-2x^{2}+8x-40
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\frac{\left(x+4\right)\left(x^{3}-2x^{2}+8x-40\right)}{x+4}
Factor the expressions that are not already factored.
x^{3}-2x^{2}+8x-40
Cancel out x+4 in both numerator and denominator.
\frac{\left(x+4\right)\left(x^{3}-2x^{2}+8x-40\right)}{x+4}
Factor the expressions that are not already factored.
x^{3}-2x^{2}+8x-40
Cancel out x+4 in both numerator and denominator.
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