Find ∫1x2dx\int \frac{1}{x^2} dx∫x21dx.
−1/x+C-1/x + C−1/x+C
1/x+C1/x + C1/x+C
−1/x2+C-1/x^2 + C−1/x2+C
ln∣x∣+C\ln|x| + Cln∣x∣+C