∫xndx=xn+1n+1+C\int x^n dx = \dfrac{x^{n+1}}{n+1} + C∫xndx=n+1xn+1+C (for n≠−1n \ne -1n=−1); ∫1xdx=ln∣x∣+C\int \dfrac{1}{x} dx = \ln|x| + C∫x1dx=ln∣x∣+C.