Math, asked by Karina01, 19 days ago

if x2+1/x2=9 , then find the value of x4+1/x4

Answers

Answered by kunal566897

4

Answer:

x²+1/x² =9

(x²+1/x²)²=9²

x⁴+1/x⁴ +2 =81

x⁴+1/x⁴ =79

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