`int(dx)/(2x^(2)+x-1)`

What is int(dx)/(2x^(2)-2x+1) equal to ?

int(dx)/(x^(2)(x-1)^(2))

int(dx)/((x^(2)-1)(1-2x))=

Evalued int(dx)/((2x^(2)+1)sqrt(1-x^(2)))

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

If int(dx)/((x^(2)+x+1)^(2))=atan^(-1)((2x+1)/(sqrt(3)))+b((2x+1)/(x^(2)+x+1))+C , x gt 0 where C is the constant of integration, then the value of 9(sqrt(3)a+b) is equal to __________.

int(2x)/(1-x^(2))dx

int (2x)/(1+x^2) dx

int(dx)/(x^(2)-x^(2)-x+1)

int(dx)/(sqrt(2x^(2)+x-1))