计算下列积分：(int )_(0)^sqrt (2)sqrt (2-{x)^2}dx.

计算下列定积分：(int )_(0)^sqrt (2)sqrt (2-{x)^2}dx；计算下列定积分：；

计算: (int )_(0)^sqrt (2)sqrt (2-{x)^2}dx= ．计算: ．

4.计算下列定积分:-|||-(3) (int )_(0)^a(x)^2sqrt ({a)^2-(x)^2}dx(agt 0) :

17.计算定积分int_(0)^sqrt(2)(x^2)/(sqrt(4-x^2)) dx.17.计算定积分$\int_{0}^{\sqrt{2}}\frac{

(int )_(0)^sqrt (2)sqrt (2-{x)^2}dx

[题目] (int )_(0)^sqrt (2)sqrt (2-{x)^2}dx= __

[题目] (int )_(0)^sqrt (2)sqrt (2-{x)^2}dx

计算下列定积分.-|||-(int )_(dfrac {sqrt {2)}(2)}^1dfrac (sqrt {1-{x)^2}}({x)^2}dx -

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

.计算下列定积分:-|||-(10) (int )_(1)^sqrt (3)dfrac (dx)({x)^2sqrt (1+{x)^2}}