Plz solve this question it's urgent plz fastsolve both question chapte – InterviewSolution

1.

Plz solve this question it's urgent plz fastsolve both question chapter name is algebraic identities

Answer»

Step-by-step EXPLANATION:

I )(x+7)³-(x-7)³

x+343-x+343

+x-x+343+343

686

hope it is HELPFUL for you

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