Math, asked by badparkashsaini, 10 months ago

99 cube using identities

Answers

Answered by benhurmuthu

3

Answer:

970299

Step-by-step explanation:

99³=(100-1)³

a-b)³=a³-3ab(a-b)-b³

100³-3*100*1(100-1)-1³

1000000-300*99-1

1000000-29700-1

=970299

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