Math, asked by sartajvirk5642, 8 months ago

if x-1/x=9 find value of x²+1/x²

Answers

Answered by Narasimha9021

1

Answer:

83

Step-by-step explanation:

Given,x-1/x=9

Squaring on both sides

(x-1/x)²=9²

x²+1/x²-2=81

x²+1/x²=83

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