求∫(x^2/√x+1/x+ sinx)dx.
int dfrac (x+1)({x)^2+x+1}dx.
.int dfrac ({(x+1))^2}({({x)^2+1)}^2}dx.
【65】int(x^2+1)/((x+1)^2)(x-1)dx.【65】$\int\frac{x^{2}+1}{(x+1)^{2}(x-1)}dx$.
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
3.已知函数f(x )= {x)^2,xgt 1f(x+1)dx.
计算定积分(int )_(0)^1dfrac (x)(x+1)sqrt (1-{x)^2}dx.计算定积分.
;(11) int dfrac (x+1)({x)^2+2x+5}dx ;
int dfrac ({(x+1))^2}({x)^2}dx=
求int dfrac (x+1)(xsqrt {x-4)}dx.求.