∫(x+2)(x-3)/xdx

∫(x+2)(x-3)/xdx ∫xdx/(√(1+x^(2/3))) ∫xdx/√(2－3x) 计算∫2^3x×e^xdx ∫x^3 sin^2xdx ∫x^2/e^xdx ∫ e^(-x^2)xdx ∫e^x^2*xdx ∫x/sin^2xdx ∫x^2e^xdx ∫(1,2)(x∧2-2x-3)/xdx ∫2xdx/(x^2-x+3)的不定积分是多少 ∫xdx/(x^2-2x-3)；求解 求不定积分：∫xdx/ (x^2-2x-3) ∫(1-1/x^2)√x^3√xdx ∫(4x^2-3x)e^xdx怎么求? ∫(x^2+x-2)e^xdx ∫xdx/(x^3-3x+2)求解∫xdx/(x^3-3x+2)哪位好心人帮我解下