x3+2x−3x+4\frac{x^3+2x-3}{x+4}x+4x3+2x−3
∫−35(5+4x−x2+2)dx\int_{-3}^5\left(\sqrt{5+4x-x^2}+2\right)dx∫−35(5+4x−x2+2)dx
x5(2x2−2x)2nx5\left(2x^2-\frac{2}{x}\right)^{2n}x5(2x2−x2)2n
3xy2−x23xy^2-x^23xy2−x2
6x2−19x−76x^2-19x-76x2−19x−7
(y2+1)dx=ytandy\left(y^2+1\right)dx=y\tan dy(y2+1)dx=ytandy
19k2+23k+1\frac{1}{9}k^{2}+\frac{2}{3}k+191k2+32k+1
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