Question

Solve:

$\frac{1}{x^2}-\frac{1}{x}=0$.

Answer 1

Given,

$\frac{1}{x^2}-\frac{1}{x}=0$.......(1)

or, $\frac{x-x^2}{x^2}=0$

or, $x-x^2=0$

or, $x(1-x)=0$

or, $x=1$ [ Since $x\ne 0$ otherwise equation (1) will be invalid]