int dfrac (1)({x)^2}sin dfrac (3)(x)dx= __

参考答案与解析：

相关试题

(int )_(-dfrac {pi )(2)}^dfrac (pi {2)}dfrac (|x|sin x)(1+{cos )^3x}dx=(int )_(-dfrac {pi )(2)}^dfra: (int )_(-dfrac {pi )(2)}^dfrac (pi {2)}dfrac (|x|sin x)(1+{cos )^3x}dx=(int )_(-

查看答案

( (int )_(dfrac {pi )(4)}^dfrac (pi {3)}dfrac (x)({sin )^2x}dx ;: ( (int )_(dfrac {pi )(4)}^dfrac (pi {3)}dfrac (x)({sin )^2x}dx ;

查看答案

int dfrac ({x)^3}({(1+{x)^2)}^2}dx=A.int dfrac ({x)^3}({(1+{x)^2)}^2}dx=B.int dfrac ({x)^3}({(1+{x)^: int dfrac ({x)^3}({(1+{x)^2)}^2}dx=A.int dfrac ({x)^3}({(1+{x)^2)}^2}dx=B.int df

查看答案

不定积分 int (dfrac (1)({x)^2}+2sin x+dfrac (1)(x))dx= ( ): 不定积分 int (dfrac (1)({x)^2}+2sin x+dfrac (1)(x))dx= ( )不定积分 ()A.B.C.D.

查看答案

int dfrac (dx)(3+{sin )^2x}: int dfrac (dx)(3+{sin )^2x}

查看答案

int dfrac (dx)(3+{sin )^2x}: int dfrac (dx)(3+{sin )^2x}

查看答案

int dfrac (dx)(3+{sin )^2x}: int dfrac (dx)(3+{sin )^2x}

查看答案

int dfrac (sin x)(1+{cos )^2x}dx=-|||-__: int dfrac (sin x)(1+{cos )^2x}dx=-|||-__

查看答案

int dfrac (sin x)({cos )^3x}dx=______.: int dfrac (sin x)({cos )^3x}dx=______.______.

查看答案

int ((x)^3+1-dfrac (1)(x))dx=（） A int ((x)^3+1-dfrac (1)(x))dx= B int ((x)^3+1-dfrac (1)(x)): int ((x)^3+1-dfrac (1)(x))dx=（） A int ((x)^3+1-dfrac (1)(x))dx= B int ((

查看答案