Question

(x+y)square =xsquare +2xy+ysquare prove

Answer 1

Step-by-step explanation:

${(x + y)}^{2} = {x}^{2} + 2xy + {y}^{2} \\ taking \: right \: hand \: side$

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Answer 2

L.H.S. = (x+y)²

= (x+y)(x+y)

= x²+xy+xy+y²

= x²+2xy+y² = R.H.S.

Hence Proved,