(x+y)^2+(x+y)^2 please
Answers
Answered by
0
Step-by-step explanation:
(x+y)² +(x+y)²
= x²+y² +2xy + x²+y² +2xy
= 2x²+2y²+4xy
Answered by
1
Answer:
Step-by-step explanation:
x2+y2+2xy + x2+ y2+ 2xy =0
2x2+2y2+4xy=0
2(x2+y2+2xy) =0
x2+y2+2xy = 0
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