(2) (int )_(-2)^2((x)^3(cos )^5x+sqrt (4-{x)^2})dx=

2.计算下列定积分.-|||-(3) (int )_(-2)^2((x)^2sqrt (4-{x)^2}+x(cos )^5x)dx.

(int )_(-2)^2(sqrt (4-{x)^2}+x)dx 等于(　　)等于(　　) A. 0

(({int )_(-2)^2}(x-2)sqrt (4-{x)^2}dx

(int )_(-2)^2(x-2)sqrt (4-{x)^2}dx

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

求下列不定积分int dfrac ({x)^2}(sqrt {4-{x)^2}}dx求下列不定积分

(12) int dfrac (x)(sqrt {2)-3(x)^2}dx;

int dfrac (x)(sqrt {2-3{x)^2}}dx

int dfrac (x)(sqrt {2-3{x)^2}}dx

int dfrac (x)(sqrt {2-3{x)^2}}dx。。