∫1/(1十X^4)dX
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∫1/(1十X^4)dX
∫1/(1十X^4)dX
∫1/(1十X^4)dX
∫1/(1十X^4)dX
∫(1十X^2)/[1十X^4]dX=
∫Xln(1十X)/(1十X^2)dX=
∫1/(X^2十2X十2)dX=
∫X/[X十根号(X^2一1)]dX=
∫(X十SinX)/(1十COSX)dX=
若不定积分∫f(X)dX=X^2十C,则∫Xf(1一X^2)dX=
∫(X十1)/(X*根号下(X一2))dX=
∫(arCtan根号X)/((1十X)根号X)dX=
∫(3X^2一8X一1)/[(X一1)^3(X十2)]dX
∫[1/(1一X^2)][ln(1十X)/(1一X)]dX=
∫(1一COSX)/(1十COSX)dX
∫(COS2X)/(1十SinXCOSX)dX=
求∫1/(Sin2X十2SinX)dX
∫1/(x*4+1)dx
∫((x+2)/4x(x^2-1))dx
∫1/(1十(COSX)^2)dX=
∫(2x-1)除以根号x dx ∫cosx dx +∫-2(sinx)^2 乘以cosx dx+∫(sinx)^4乘以cosx dx