不定积分 int (e)^2xcos 3xdx=

求下列不定积分:-|||-(26) int sin 2xcdot cos 3xdx;

不定积分int (({e)^x+2)}^3(e)^xdx=()A、 int (({e)^x+2)}^3(e)^xdx=()B 、int (({e)^x+2)}^

(int )_(0)^dfrac (pi {2)}(e)^2xcos xdx

(int )_(0)^dfrac (pi {2)}(e)^2xcos xdx; ;

求 (int )_(0)^dfrac (pi {2)}(e)^2xcos xdx求

求不定积分 int dfrac (1)({x)^3}ln xdx

4.计算不定积分int xsin^2xdx4.计算不定积分$\int x\sin^{2}xdx$

(6) (int )_(0)^dfrac (pi {2)}(sin )^2xcos xdx;

例2.16 计算不定积分 int (sin )^2x(cos )^3xdx.

int x(e)^-3xdx;