Question

if X-1/X=3,evaluate Xsquabe -1/Xsquabe ​

Answer 1

x-1/x=3

x-1=3x

-1=2x

x=-1/2

so x^2-1/x^2 will be

=(1/4)-1/(1/4)

=-3/4*4/1

=-3

Hope this helped...