定积分(int )_(-4)^4((e)^(x^2)sin x+2)dx=( )(int )_(-4)^4((e)^(x^2)sin x+2)dx=( )

int x(x+2)dx = ( )A. $\frac{1}{2} x^3 + x^2 + C$B. $\frac{1}{3} x^3 + 2x^2 + C$C

不定积分int dfrac (dx)(4{x)^2-9}=-|||-__.int dfrac (dx)(4{x)^2-9}=-|||-__int dfrac (

设 M=int_(-(pi)/(2))^(pi)/(2) (sin x)/(1+x^2) cos^4 x dx，N=int_(-(pi)/(2))^(pi)/(

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

(4) int (e)^x(sin )^2xdx.

(int )_(-1)^1(dfrac (sin x+1)(1+{x)^2}+(x)^4)dxA (int )_(-1)^1(dfrac (sin x+1)(

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

4.求定积分int_(-2)^2(x+|x|)/(2+x^2)dx.4.求定积分$\int_{-2}^{2}\frac{x+|x|}{2+x^{2}}dx$.

[题目]-|||-定积分 (int )_(-2)^2sqrt (4-{x)^2}dx= __

计算不定积分int (e)^x((3)^x+dfrac ({e)^-x}({sin )^2x})dx-|||-__.计算不定积分.