补考-|||- +ln |x+2|+C 则常数 int dfrac (1)(5x)dx= ()()-|||-A ln |5x|+C-|||-B 1-|||-C 2-|||-D 4

则 int xf(x)dx= () .-|||-A、 dfrac (1-ln x)({x)^2}+C B、 dfrac (1)(x)+c C、 ln x-x+C

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

(ln x)+C-|||-C. dfrac (2)(x)F(ln x)+C D. (dfrac (2)(x))+C

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

函数(x)=dfrac (ln |x|)(sqrt {1-{x)^2}}的定义域是 A(x)=dfrac (ln |x|)(sqrt {1-{x)^2}} B

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

int ((2x-5))^5dx=-|||-A dfrac (1)(8)((2x-5))^4+C-|||-B dfrac (1)(12)((2x-5))^4+C

设 (int )_(0)^xuf(u)du=(e)^x-1, 则 (int )_(0)^sqrt (ln 2)(x)^3f((x)^2)dx= ()-|||-(

int dfrac (ln x-1)({x)^2}dx=______________________

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