(int )_(-1)^1dfrac (xdx)(sqrt {5-4x)}
(int )_(-1)^1dfrac (xdx)(sqrt {5-4x)}
1.计算下列定积分:-|||-(11) (int )_(-1)^1dfrac (xdx)(sqrt {5-4x)}
计算下列定积分:(int )_(-1)^1dfrac (x)(sqrt {5-4x)}dx;计算下列定积分:;
(int )_(dfrac {3)(4)}^1dfrac (dx)(sqrt {1-x)-1}..
(int )_(0)^1dfrac (x+2)(sqrt {x+1)}dx=( )(int )_(0)^1dfrac (x+2)(sqrt {x+1)}dx=
(4)若 (int )_(0)^1f(x)dx=agt 0, 则 (int )_(0)^1dfrac (1)(sqrt {x)}f(sqrt (x))dx=()
(int )_(0)^1dfrac (dx)({x)^2sqrt (1-x)} 发散-|||-D (int )_(0)^1dfrac (dx)(xsqrt {1
(int )_(-2)^1dfrac (dx)({(11+5x))^3}=_______._______.
(int )_(0)^1dfrac (x)(sqrt {1-{x)^2}}dx= [填空1]