Question

If x+1/x=11 find x2 +1/x2

Answer 1

Answer:

109

Step-by-step explanation:

Please see the attached explanation

Answer 2

Answer:119

Step-by-step explanation:

x+1/x=11

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

11^2=x^2+1/x^2+2.

121=x^2+1/x^2+2

121-2=x^2+1/x^2

x^2+1/x^2=119