matma wzr skm

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Question		Answer
a ³+b ³ start learning		(a+b) a ² -ab +b ² 22
a ³ - b ³ = (a-b (a ² -ab + b ² start learning		= (a-b (a ² -ab + b ²
(a+b) ³ start learning		a ³ + 3a ² b + 3ab ² +b ³
(a-b) ³ start learning		a ³-3 ² ab + 3ab ² +b ³

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