Question

if x+1/x=8,find the value of x²+1/x²​

Answer 1

X +1/x=8

X^2 + 1/x^2 =(x+1/x)^2 - 2

=(8)^2 -2

=62

Answer 2

x+1/x =8

squaring both sides

x^2+1/x^2. =64 -2 =62