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

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

int_(0)^(3) (3x + 1)/(x^(2)+9)dx=

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

int _(0)^(3) (3x+1)/(x^(2)+9) dx =

int _(0)^(3) (3x+1)/(x^(2)+9) dx =

int_0^(3) (3x+1)/(x^(2)+9) dx=

Evaluate: int_(0)^(4)(1)/(x+sqrt(x))dx( ii) int_(0)^(1)(2x)/(5x^(2)+1)dx

Evaluate : (i) int(3x^(2))/((1+x^(6)))dx (ii) int(x^(3))/((x^(2)+1)^(3))dx (iii) (x^(8))/((1-x^(3))^(1//3))dx

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

int_(0)^(1) (1)/(x^(2) +2x+3)dx