Calculus 12 aments Mr. Wangand Assignments II Mr. Wang 18. For each graph of a polynomial function shown, determine . the sign of the leading coefficient . the x-intercepts . the intervals where the function is positive and the intervals where it is negative . the equation for the polynomial function (a) 100 80- 4 2 0 enturn High ( b ) School EST 1996 Ans. 19. The zeros of a quartic function are -2, -1, and 3 (multiplicity 2). Determine the equation of the function that satisfies this condition and passes through the point (2, 24). BEYOND THE LIMI Ans. 7