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If t +1/t=8 find fcube + …

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If t +1/t=8 find fcube + 1/t cube

Posted by Twinkle Sapea 6 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Gaurav Seth 6 years, 7 months ago

T+1/t=8
(t+1/t)³=t³+1/t³+3t*1/t(t+1/t)
8³=t³+1 /t³+3(8)
8³-24=question
512-24=488

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