`int_1^2 (x \ dx)/((x + 1) (x + 2))`

int_1^2 (dx)/(x(1+x^2))

int_1^4 (x^2-x)dx

(i) int_1^2 (dx)/((x+1)(x+2)) (ii) int_1^2 (x+3)/(x(x+2) dx

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

int((2x+1)dx)/((x+1)(x-2))

int((2x+1)dx)/((x+1)(x-2))

int((2x+1)dx)/((x+1)(x-2))

Evaluate the following integrals:(i) int2 3x^2dx (ii) int4 9(sqrt(x))/((30-x^(3/2))^2)dx (iii) int1 2(x dx)/((x+1)(x+2) (iv) int0pi/4sin^3 2tcos2t dt

Evaluate the following integrals: (i) int2 3x^2dx (ii) int4 9(sqrt(x))/((30-x^(3/2))^2)dx (iii) int1 2(x dx)/((x+1)(x+2) (iv) int0pi/4sin^3 2tcos2t dt

int_1^2(dx)/(x\ sqrt(x^2-1))