Question

x^2+1/x^2=119 ,then find the value of x+1/x​

Answer 1

Answer:

(x^2+1)/x^2=119

x^2+1= 119x^2

x^2-119x^2=-1

-118x^2=-1

therefore, x^2=1/118

x=√(1/118)

(Find x)

Substitute the value of x in x+1/x