Evaluate
\left(x+8y\right)^{2}
Expand
x^{2}+16xy+64y^{2}
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x^{2}+16xy+64y^{2}
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(x+8y\right)^{2}.
x^{2}+16xy+64y^{2}
Use binomial theorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} to expand \left(x+8y\right)^{2}.
Examples
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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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