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125x^{4}-100x^{3}-320x+256
Evaluate
\left(5x-4\right)\left(25x^{3}-64\right)
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125x^{4}-320x-100x^{3}+256
Use the distributive property to multiply 5x-4 by 25x^{3}-64.
125x^{4}-320x-100x^{3}+256
Use the distributive property to multiply 5x-4 by 25x^{3}-64.
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