8 int dfrac ({x)^5+(x)^4-8}({x)^3-x}dx
int dfrac ({x)^5+(x)^4-8}({x)^3-x}dx.
int dfrac ({x)^5+(x)^4-8}({x)^3-x}dx-|||-__-|||-__..
int_(-3)^3ln(3+x)/(3-x)dx=题型说明:17.(5.0分)$\int_{-3}^{3}\ln\frac{3+x}{3-x}dx=$
求int dfrac (4{x)^5-3(x)^4+3x}(1+{x)^2}dx求
设int_(-1)^13f(x)dx=18,int_(-1)^3f(x)dx=4,int_(-1)^3g(x)dx=3。则int_(-1)^3(1)/(5)[4
int dfrac (x+{x)^3}(1+{x)^4}dx
( )int dfrac (3{x)^3}(1-{x)^4}dx ;
(2) (int )_(-2)^2((x)^3(cos )^5x+sqrt (4-{x)^2})dx=
(5)int dfrac (1)(sqrt {x)+sqrt [4](x)}dx=(5)