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

Evaluate: (i) int(5x^(2) + 2x^(-5) - 7x + 1/(sqrt(x)) +5/x) dx (ii) int(3sinx - 4 cosx + 5 sec^(2) x - 2cosec^(2)x) dx (iii) int(1-x)(2+3x)(5-4x)dx (iv) int((3x^(4) - 5x^(3) + 4x^(2) -x + 2)/(x^(3)))dx , (v) int(x^(2) + 1/(x^(2)))^(3) dx

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

int(1)/((2-3x)^(2)(4-5x))dx=

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

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

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

int_(1)^(4)3x^(2)dx

int(1)/(x^(4)+3x^(2)+9)dx

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

int(2x^2+3)sqrt(x+2)\ dx (ii) int(x^2+3x+1)/((x+1)^2)\ dx