∫X/[X十根号(X^2一1)]dX=
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∫X/[X十根号(X^2一1)]dX=
∫X/[X十根号(X^2一1)]dX=
∫X/[X十根号(X^2一1)]dX=
∫X/[X十根号(X^2一1)]dX=
∫(X十1)/(X*根号下(X一2))dX=
∫(1十X^2)/[1十X^4]dX=
∫(arCtan根号X)/((1十X)根号X)dX=
∫[arctan根号(X^2一1)]/(X^2)根号(X^2一1)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=
∫Xln(1十X)/(1十X^2)dX=
∫1/(X^2十2X十2)dX=
若不定积分∫f(X)dX=X^2十C,则∫Xf(1一X^2)dX=
设∫f(X)dX=(Sin根号X)十C,则∫Xf(X^2)dX=
x-9/[(根号)x]+3 dx ∫ x+1/[(根号)x] dx ∫ [(3-x^2)]^2 dx
∫Xe^X/根号(e^X一1)dX=
∫X/(根号下2一X^2)dX=?用凑微分法
∫X/(根号下2一X^2)dX=
∫1/(X根号(1一lnX))dX
∫1/(根号下9一X^2)dX用凑微分法
∫1/(根号下9一X^2)dX