(x+y)²=
(x-y)²=
(x+y)³=
Answers
Answered by
6
Answer:
(x+y)²= x^2+2xy+y^2
(x-y)²x^2-2xy-y^2
(x+y)³=x^3+y^3+3xy(x+y)
Answered by
1
Step-by-step explanation:
(x+y)² = x²+y²+2xy
(x-y)² = x²+y²-2xy
(x+y)³ = x³+y³+3xy(x+y)
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