complete the identity (x+y)3
Answers
Answered by
64
Answer:
(x+y)³ =x³+y³+3x²y+3xy²
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MORE TO KNOW!
(x+y)²=x²+y²+2xy
(x-y)²=x²+y²-2xy
(x+y)(x-y)=x²-y²
(x+y)³ =x³+y³+3x²y+3xy²
(x+a)(x+b)=x²+ax+bx+ab
(a+b+c)²=a²+b²+c²+2ab+2bc+2ca
(a–b)³=a³–b³–3ab(a–b)
a³+ b³+ c³–3abc =(a + b + c)(a²+ b²+ c²–ab–bc–ca)
Answered by
6
Answer:
(x + y)³ = x³+y³+3x²y+3xy²
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