The expansion for ( x+y)cube
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Answer:
(x+y)³=x³+3x²y+3xy²+y³
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Answer:
(x+y)cube =x3−3x2y+3xy2−y3
Explanation:
(x−y)(x−y).=x2−xy−xy+y2
=x2−2xy+y2
=(x2−2xy+y2)(x−y)
=x3−x2y−2x2y+2xy2+xy2−y3
=x3−3x2y+3xy2−y3
Step-by-step explanation:
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