Question

integral of 2/x^2

Answer 1

We have:
\[\int\frac{2}{x^2}\]
We then factor out constants:
\[2\int\frac{1}{x^2}=2\int x^{-2}\]
Integrating, we know:\[2\int x^{-2}=2\frac{x^{-1}}{-1}+C=-2x^{-1}+C=-\frac{2}{x}+C\]Where C is a constant. And that is our answer.

Answer 2

thanks