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Square of Sum
Reference
> Algebra: Sums and Differences of Squares and Cubes
Description
The Square of Sum Rule states that:
\({(a+b)}^{2}={a}^{2}+2ab+{b}^{2}\)
Examples
\[{x}^{2}+2xy+{y}^{2}\]
1
Use
Square of Sum
: \({(a+b)}^{2}={a}^{2}+2ab+{b}^{2}\).
\[{(x+y)}^{2}\]
Done
(x+y)^2