0 x 3 x 10 40. 6x2-3x=0. (X-2)(X+2). X/2+X/6 2/3. (X+3)(X-6)>0. (1+X^5)X^4dx. 2x(3x-1)(2x+5). (X-2)^3. 2x-1/5x^2+2x+5 DX. X+2/X-4 - 48/x2-16 =11/5. X3+2x2 + x <0 16-9x2. X^2+6x-40=0. 3x2+11x+5