Factor
8\left(1-2a+3a^{2}-4a^{3}\right)
Evaluate
8-16a+24a^{2}-32a^{3}
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8\left(-4a^{3}+3a^{2}-2a+1\right)
Factor out 8. Polynomial -4a^{3}+3a^{2}-2a+1 is not factored since it does not have any rational roots.
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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