Evaluate
16\left(4x-y\right)^{2}
Expand
256x^{2}-128xy+16y^{2}
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\left(16x-4y\right)^{2}
Use the distributive property to multiply 4 by 4x-y.
256x^{2}-128xy+16y^{2}
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(16x-4y\right)^{2}.
\left(16x-4y\right)^{2}
Use the distributive property to multiply 4 by 4x-y.
256x^{2}-128xy+16y^{2}
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(16x-4y\right)^{2}.
Examples
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Simultaneous equation
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Limits
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