求不定积分int(1)/((1+sqrt[3](x))sqrt(x))dx.21. 求不定积分$\int\frac{1}{(1+\sqrt[3]{x})\sqr
求下列不定积分:-|||-int (e)^sqrt (3x+9)dx.
求下列不定积分:int dfrac (2x+3)({x)^2+3x-10}dx.求下列不定积分:.
【例8】求不定积分int(arctan x)/(x^3)dx.【例8】求不定积分$\int\frac{\arctan x}{x^{3}}dx$.
求不定积分int (x)^2(ln x-dfrac (1)(1+{x)^2})dx.求不定积分.
求下列不定积分：int ln (sqrt (1+{x)^2}-x)dx。求下列不定积分：。
求不定积分 int (e^arctan x + 2x ln (1 + x^2))/(1 + x^2) dx.求不定积分 $\int \frac{e^{\arct
求不定积分int(x)/(1+cos x)dx.19.（5.0分）求不定积分$\int\frac{x}{1+\cos x}dx$.
4.求不定积分int(x+1)/((x-1)(x^2)+1)^(2)dx.4.求不定积分$\int\frac{x+1}{(x-1)(x^{2}+1)^{2}}d
求下列不定积分(1)int sqrt [5]({(3-5x))^3}dx(2)int sqrt [5]({(3-5x))^3}dx(3)int sqrt [5]