Q. a³+1 का गुणनखंडन करें ।

Sundaram yadav
0

हल:–              {∵a³+b³=(a+b)(a²-ab+b²)}   ∵1³=1

a³+(1)³=(a+1)(a²-a×1+1)

       =(a+1)(a²-a+1)। Ans.

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