Question

plz solve this question

Answer 1

Given x^2 + 1/x^2 = 66.

It can be written as,

$x^2 + \frac{1}{x^2} - 2 = 64$

$(x - \frac{1}{x})^2 = 64$

$x - \frac{1}{x} = 8.$


Hope this helps!

Answer 2

I HOPE THAT THIS HELPS YOU.