Math, asked by yadavsima, 11 months ago

If x^2+1/x^2=18 then find the value of x-1/x

Answers

Answered by Anonymous

6

Step-by-step explanation:

x² + 1/x² = 18

x² + 1/x² - 2 = 16

(x - 1/x)² = 16

x - 1/x = √16

= 4

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