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If x+1/x=3,the find x×x×x+1/x×x×x

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If x+1/x=3,the find x×x×x+1/x×x×x

Posted by Asif Iqbal 5 years, 2 months ago

CBSE > Class 09 > Mathematics

1 answers

Namrata Jindal 5 years, 2 months ago

x+1/x=3 x+1=3x 1=3x-x 1=2x x=1/2 x*x*x+1/x*x*x =1/2*1/2*1/2+1 // 1/2*1/2*1/2 =1/8+1/1/8 =9/8 //1/8 =9/8*8 =9

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