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

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

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

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

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

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

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

(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= __

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