(x^4x^23)/(x^21)dx

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∫((x+2)/4x(x^2-1))dx

∫((x+2)/4x(x^2-1))dx∫((x+2)/4x(x^2-1))dx∫((x+2)/4x(x^2-1))dx同学,分部积分后再换个元自己做吧,这东西熟能生巧。就是不熟才问,拆成[1/(4x

求∫x-3/x²-2x+2 dx,∫x³/√(4-x²)dx

求∫x-3/x²-2x+2dx,∫x³/√(4-x²)dx求∫x-3/x²-2x+2dx,∫x³/√(4-x²)dx求∫x-3/x²

计算 ∫(x^4-2x^3+x^2+1)/x(x-1)² dx

计算∫(x^4-2x^3+x^2+1)/x(x-1)²dx计算∫(x^4-2x^3+x^2+1)/x(x-1)²dx计算∫(x^4-2x^3+x^2+1)/x(x-1)²

∫x²/(x-1)dx

∫x²/(x-1)dx∫x²/(x-1)dx∫x²/(x-1)dx

积分1/(x+x^2) dx

积分1/(x+x^2)dx积分1/(x+x^2)dx积分1/(x+x^2)dx原式=∫dx/x(x+1)=∫[1/x-1/(x+1)]dx=ln|x|-ln|x+1|+C=ln|x/(x+1)|+C

∫(x-3x+2)dx

∫(x-3x+2)dx∫(x-3x+2)dx∫(x-3x+2)dx掉了一个2次方吧!∫(x^2-3x+2)dx=(1/3)x^3-(1/2)3x^2+2x+C=(1/3)x^3-(3/2)x^2+2x

x/(1-x^2)dx积分

x/(1-x^2)dx积分x/(1-x^2)dx积分x/(1-x^2)dx积分

求∫x/(1-x)dx

求∫x/(1-x)dx求∫x/(1-x)dx求∫x/(1-x)dx答:∫x/(1-x)dx=-∫(x-1+1)/(x-1)dx=-∫1+1/(x-1)dx=-x-ln(x-1)+CF下面有数字吧?答:

∫1/(x^3+x) dx

∫1/(x^3+x)dx∫1/(x^3+x)dx∫1/(x^3+x)dx先将被积函数分解部分分式,再积分∫1/(x^3+x)dx=∫(x^2+1-x^2)/x(x^2+1)dx=∫[1/x-x/(x^

∫x/(x^2+5)dx

∫x/(x^2+5)dx∫x/(x^2+5)dx∫x/(x^2+5)dx∫x/(x^2+5)dx=1/2(ln|x^2+5|)+C

∫x√(1+x)dx

∫x√(1+x)dx∫x√(1+x)dx∫x√(1+x)dx∫x√(1+x)dx=∫(1+x)^(3/2)dx-∫√(1+x)dx=(2/5)(1+x)^(5/2)-(2/3)x^(3/2)+C答案2

求解{sinx/(x*x)dx=?

求解{sinx/(x*x)dx=?求解{sinx/(x*x)dx=?求解{sinx/(x*x)dx=?用分布积分法Ssinx/(xx)dx=-sinx/x+Scosx/xdx其中Scosx/xdx只能

求 ∫1/(X+X)dx

求∫1/(X+X)dx求∫1/(X+X)dx求∫1/(X+X)dxln绝对值x/(x+1)+c不就是求导呢,ln|x/x+1+c|

∫(1/x+x³)dx

∫(1/x+x³)dx∫(1/x+x³)dx∫(1/x+x³)dx∫1/(x+x³)dx=∫1/x-x/(1+x^2)dx=lnx-∫0.5*1/(1+x^2)

∫1/(x*4+1)dx

∫1/(x*4+1)dx∫1/(x*4+1)dx∫1/(x*4+1)dx分母是x的四次方+1吗?

∫√(4-x²)dx

∫√(4-x²)dx∫√(4-x²)dx∫√(4-x²)dx令x=2sinadx=2cosada原式=∫2cosa*2cosada=2∫(1+cos2a)/2d(2a)=

∫xe^(-x)dx

∫xe^(-x)dx∫xe^(-x)dx∫xe^(-x)dx∫xe^(-x)dx=-∫xe^(-x)d(-x)=-∫xde^(-x)=-xe^(-x)+∫e^(-x)dx=-xe^(-x)-e^(-x

∫ (√(3-4x)/x)dx

∫(√(3-4x)/x)dx∫(√(3-4x)/x)dx∫(√(3-4x)/x)dx

∫x/(√(5-4x))dx求解

∫x/(√(5-4x))dx求解∫x/(√(5-4x))dx求解∫x/(√(5-4x))dx求解1/24*(√(5-4x))^3-5/8*√(5-4x)+c嘿嘿~果然厉害~设√(5-4x)是tx=(5

∫sin(6x)sin(4x)dx

∫sin(6x)sin(4x)dx∫sin(6x)sin(4x)dx∫sin(6x)sin(4x)dx∫sin(6x)sin(4x)dx=1/2∫[cos(2x)-cos(10x)]dx=1/4sin