∫1/(x^4-x^2)dx
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∫1/(x^4-x^2)dx
∫1/(x^4-x^2)dx
∫1/(x^4-x^2)dx
原式=∫[(1/2)/(x-1)-(1/2)/(x+1)-1/x²]dx
=(1/2)ln│x-1│-ln│x+1│+1/x+C (C是积分常数)
=(1/2)ln│(x-1)/(x+1)│+1/x+C.
∫(x^2+1/x^4)dx
∫1/(x^4-x^2)dx
∫(x^3-x^2+x+1)/(x^2+1) dx∫(x+4)/(x^2-x-2) dx
∫x-根号下x dx ∫lx-2l dx ∫1/根号下(4-x^2) dx ∫e^(-x) dx ∫2/根号下x dx ∫(1/x^2)sin(1/x) dx
∫(x+2)/(4x-x^2)^1/2dx
∫(3x^4+x^2)/(x^2+1)dx
∫((x+2)/4x(x^2-1))dx
积分∫x/[(x^2+1)(x^2+4)]dx
∫x/(3+4x+x^2)^1/2dx
求不定积分 ∫ 1/(1+2x)² dx ∫ x/√x²+4 dx
∫[dx/(e^x(1+e^2x)]dx
∫1+2x/x(1+x)*dx∫1+2x/x(1+x) * dx
∫ 4/(1-2x)^2 dx
∫(x-1)^2dx,
∫x^1/2dx
积分符号∫ 2^x/(1+4^x) dx积分符号∫(X+1)/(x^2+9) dx积分符号∫(tg根号X) / 根号X dx
∫1/√x*(4-x)dx
∫dx/[x√(1-x^4)]