(int )_(1)^esin (ln x)dx;

(int )_(1)^esin (ln x)dx.

积分 (int )_(-1)^edfrac (1)(x)dx=ln e-ln |-1|=1 (int )_(-1)^edfrac (1)(x)dx=ln e-l

下列计算错误的是 （）。A int dfrac (1)(x)dx=ln |x|+C B int dfrac (1)(x)dx=ln |x|+C C int df

求不定积分int dfrac (1)(2x)sqrt (ln x)dx=（）.int dfrac (1)(2x)sqrt (ln x)dx=int dfrac

(d)/(dx) int_(1)^x x ln (x^2 + 1) , dx = $\frac{d}{dx} \int_{1}^{x} x \ln (x^2 +

(13)(int )_(1)^edfrac (ln x)(x)dx;

(int )_(1)^edfrac (ln x)(x)dx..

求：int dfrac (1-ln x)({(x-ln x))^2}dx求：

int ln (sqrt (1+{x)^2}-x)dx;

int dfrac (1)(sqrt {x)}ln sqrt (x)dx