3. (10 points) In the following, A, B are real numbers. You do NOT need to find them to answer the questions below. (a) The possible POSITIVE rational roots of 323+ Ax? + Br-35 are (b) The graph of y = 3x3 + Ar? + Bx - 35 is shown below: -10-9-8-7-6-5-4-3-2-1 2 3 4 5 6 7 8 9 10 You know that 3x3 + Ar? + Bx - 35 has a rational root. The rational root is a =. (c) The r-intercept of y = 3x3 + Ax2 + Bu - 35 is (d) The polynomial 3x3 + Ar + Bx - 35 has real and complex roots. (e) The y-intercept of y = 3x3 + Ar? + Bx - 35 is