int((2x^(12)+5x^(9)))/((x^(5)+x^(3)+1)^(3))dx" is equal to "

int((2x^(12)+5x^(9))dx)/((x^(5)+x^(3)+1)^(3))

int(x^(5))/(1-x^(9))dx is equal to

int(x^(3)-1)^(1//3)x^(5)dx is equal to

int(1-x^(5))/(x(1+x^(5)))dx is equal to

int((1-x^(5))^(3/5))/(x^(9))dx" equals "

int(2x^(12)+5x^(9))/((x^(5)+x^(3)+1)^(3))dx=(x^(p))/(q(x^(5)+x^(3)+1)^(r))+c , then p-q-r =

int(x^(5))/(sqrt(1+x^(3)))dx is equal to

int(x^(3)+5x^(2)-3)/((x+2))dx

int(x+(1)/(x))^(3/2)((x^(2)-1)/(x^(2)))dx is equal to (A) (1)/(3)(x+(1)/(x))^(3)+C (B)(2)/(5)(x+(1)/(x))^(5/2)

If int(x^(5))/(sqrt(1+x^(3)))dx is equal to