" Let "1=int_(0)^(1)(2+3x+4x^(2))/(2sqrt(1+x+x^(2)))dx," Find the value "l^(2)

Let 1=int_(0)^(1)(2+3x+4x^(2))/(2sqrt(1+x+x^(2)))dx. Find the value of I^(2).

int_(0)^(1)(3x^(3)-4x^(2)+1)/(sqrt(x))dx=

Evaluate: int_(0)^(1)(2-x^(2))/((1+x)sqrt(1-x^(2)))dx

Evaluate : int_(0)^(1) (x)/(sqrt(1+x^(2)))dx

Evaluate int_(0)^((1)/(sqrt(2)))(x^(3))/(sqrt(1-x^(2))) dx

" If "f(x)=int(x^(2)dx)/((1+x^(2))(1+sqrt(1+x^(2))))" and "f(0)=0" Find the value of "f(sqrt(3))-ln(2+sqrt(3))

int_(1)^(2)(dx)/(sqrt(x^(2)+4x+3))

Evaluate int_(0)^(1) (e^x(2-x^2)dx)/((1-x)sqrt(1-x^2))

int_(0)^(1)x.sqrt((1-x^(2))/(1+x^(2)))dx=(pi-2)/(4)