Find ∫x−2 dx\displaystyle\int x^{-2}\, dx∫x−2dx.
−x−1+C-x^{-1} + C−x−1+C
−2x−3+C-2x^{-3} + C−2x−3+C
x−33+C\dfrac{x^{-3}}{3} + C3x−3+C
lnx+C\ln x + Clnx+C