int dfrac (ln tan x)(cos xsin x)dx
24.[判断题]分部积分法int sqrt(x)sin sqrt(x)dx=-int xcos sqrt(x)+int cos sqrt(x)dx.A. 对B.
(4)计算不定积分 int cos sqrt (x)dx.
int dfrac (sin x+cos x)(sqrt [3]{sin x-cos x)}dx
)int dfrac (dx)(sqrt {x)+sqrt [4](x)}
int dfrac (dx)(sqrt {x)+sqrt [4](x)}; ;
(2) (int )_(-2)^2((x)^3(cos )^5x+sqrt (4-{x)^2})dx=
(11) int dfrac (sin x+cos x)(sqrt [3]{sin x-cos x)}dx
int dfrac (1)(sqrt {x)+sqrt [4](x)}dx
（5）int dfrac (1)(sqrt {x)+sqrt [4](x)}dx=（5）