Ace2004 Ace2004

25-05-2018
Mathematics

contestada

verify:x³+Y³=(x+y)(x²-xy+y²)

Respuesta :

Aysha1311 Aysha1311

25-05-2018

RHS-
(x+y)(x²-xy+y²)
=x(x²-xy+y²)+y(x²-xy+y²)
=x³-x²y+xy²+x²y-xy²+y³
(CANCEL THE POSSIBLE TERMS)
=x³+y³
=LHS
therefore verified

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