41)int(dx)/(1+sqrt(1-x^2));41)$\int\frac{dx}{1+\sqrt{1-x^{2}}}$;
int dfrac (1)({x)^2}sqrt (dfrac {1-x)(1+x)}dx
int_(0)^2(1)/(1+sqrt[3](x))dx;$\int_{0}^{2}\frac{1}{1+\sqrt[3]{x}}dx;$
int (1-x)/(sqrt (9-4x^2))dx,$\int \frac {1-x}{\sqrt {9-4x^{2}}}dx$,
定积分(int )_(0)^1sqrt (2x-{x)^2}dx=( )(int )_(0)^1sqrt (2x-{x)^2}dx=( )(int )_(0
(11)int(10^2arcsinx)/(sqrt(1-x^2)) dx;(11)$\int\frac{10^{2arcsinx}}{\sqrt{1-x^{2
∫dfrac ({(1-x))^2}(sqrt {x)}dx=___.∫___.
int dfrac (1-x)(sqrt {9-4{x)^2}}dx=________=________
int_(1)^sqrt(3) dfrac(d x)(x^2 sqrt(1+x^2))$ \int_{1}^{\sqrt{3}} \dfrac{d x}{x^{
不定积分int dfrac (1)(1+sqrt {1-x)}dx=( ) int dfrac (1)(1+sqrt {1-x)}dx=int dfrac (