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

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

int(2x^4+5)/(x^2+1)dx

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

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

int_0^4(x^2)/(x+1)dx=?

Find following integrals (i) int(x^(5)-2)/(x^(4))dx (ii) int{x^((3)/(2))+4e^(x)+(1)/(x)}dx (iii) int cosecx{cosecx-cotx}dx (iv) int(1+sinx)/(cos^(2)x)dx

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

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

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

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