Question

by using suitable identities evaluate​

Answer 1

Step-by-step explanation:

Given, x^2 + 1/x^2 and x + 1/x = 6

Therefore,

( x + 1/x )^2 = ( 6 )^2

x^2 + 2 * x * 1/x + 1/x^2 = 36

x^2 + 1/x^2 + 2 = 36

x^2 + 1/x^2 = 36 - 2

x^2 + 1/x^2 = 34

hence, x^2 + 1/x^2 = 34..