Factor
\left(4a-7y\right)\left(49y^{2}+28ay+16a^{2}\right)
Evaluate
64a^{3}-343y^{3}
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\left(-7y+4a\right)\left(49y^{2}+28ay+16a^{2}\right)
Rewrite 64a^{3}-343y^{3} as \left(-7y\right)^{3}+\left(4a\right)^{3}. The sum of cubes can be factored using the rule: p^{3}+q^{3}=\left(p+q\right)\left(p^{2}-pq+q^{2}\right).
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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Simultaneous equation
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Integration
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Limits
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