Answer:
(x+y)²-2xy
Step-by-step explanation:
(x+y)²=x²+y²+2xy
x²+y²=(x+y)²-2xy
solve:-
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Answer:
(x+y)²-2xy
Step-by-step explanation:
(x+y)²=x²+y²+2xy
x²+y²=(x+y)²-2xy
(x+y)²-2xy
solve:-
(x+y)²=x²+y²+2xy
x²+y²=(x+y)²-2xy