int(x^(2)+3)/(4x^(6)(x^(2)+1))dx

int(x^(2)+3)/(x^(6)(x^(2)+1))dx

int(x^(2)+3)/(x^(6)(x^(2)+1))dx

int(x^(2)+3)/(x^(6)(x^(2)+1))dx

(i) int((x^(2) - 1)/(x^(2) + 1))dx , (ii) int ((x^(6)- 1)/(x^(2) + 1))dx (iii) int ((x^(4))/(1+x^(2)))dx , (iv) int((x^(2))/(1+x^(2)))dx

Evaluate: int(x^(2)+4x)/(x^(3)+6x^(2)+5)dx

int(x^(3)-4x^(2)+x-6)/(x^(2))dx

int(x^(9))/((4x^(2)+ 1)^(6))dx is equal to

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

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