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If x-1/x=2, find x^4+1/x4

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If x-1/x=2, find x^4+1/x4

Posted by Varsha Reddy 7 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Aditi Shukla 7 years, 7 months ago

x-1/x =2 => x-1=2x => -x = 1 => X=-1 :. According to question we have to find the value of x^4+1/1. --------------eq1 Then, we have got x=-1, and by substituting its value in eq 1; 1^4+1/1 =1+1/1 =2/1 =2 . Answer. ???

2Thank You

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CBSE > Class 09 > Mathematics