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

Evaluate: int(1)/(x^(4)+3x^(2)+1)dx

int(x^(2)-1)/(x^(4)+3x^(2)+1)dx(x>0)

int(x^(2)-1)/(x^(4)+3x^(2)+1)dx(xgt0) is

The integral int(3x^(13) + 2x^(11))/((2x^(4) + 3x^(2) +1)^(4))dx is equal to (x^(12))/(k(2x^(4) + 3x^(2) + 1)^3)+C . The value of (k) is _________. (where C is a constant of integration)

int(x^4-3)/(x^2+2x+1)dx

" (1) "int(x^(2)+7x+4)/(x^(3)+x^(2)-x-1)dx

int(x^(4)+3x^(2)+1)/(x^(3))dx

Evaluate: int(2x+1)/(x^(4)+2x^(3)+x^(2)-1)dx