Question

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

Answer 1

please mark it as brainlist answer

take the whole square of x+1/x = 6
so according to the formula ------
(x+1/x)^2=(6)^2 ( open the formula of (a+b)^2 = a^2 +b^2+2ab)
x^2+1/x^2+2(x*1/x)=36
x^2+1/x^2+2=36
x^2+1/x^2=36-2
x^2+1/x^2=34