`int(1+x)/(3-x)dx`

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

int (1-3x)(1+x) dx

int(1)/((3x-9)(x+3))dx

int (1)/(x-x^(3))dx

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

int((x+1)/(x+3))dx

int(x+(1)/(x)+3)dx

int_-1^1 (sinx+x^2)/(3-|x|)dx= (A) 0 (B) 2int_0^1 sinx/(3-|x|)dx (C) 2int_0^1 x^2/(3-|x|)dx (D) 2int_0^1 (sinx+x^2)/(3-|x|)dx

int(1)/(3sqrt(x)+x)dx