Expand
x^{2}+10xy+20x+25y^{2}+100y+100
Evaluate
\left(x+5y+10\right)^{2}
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x^{2}+10xy+20x+25y^{2}+100y+100
Square x+5y+10.
x^{2}+10xy+20x+25y^{2}+100y+100
Square x+5y+10.
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