# 7-8 & N.R #4math 30-1

7. Given a > b > c > 0, the function /(x) = x(x - a)(x + b)(x-c) is less than or equal to zero on the intervals A. (- 0o, - b], [0, c], and [a, co) (- 00, - b], [0, a], and [c, co) C. [- a, - c] and [0, b] D. [- b, 0] and [c, a] 8. The graph of the function y = _ + 3 has a 6 A. vertical asymptote at x = 4 only. B . horizontal asymptote at y = 3 only. horizontal asymptote at y = 0 and a vertical asymptote at x = 4. C. horizontal asymptote at y = 3 and a vertical asymptote at x = 4. D. Numerical Response 6 + = 2 is x+3 x-4 The largest non-permissible value of x for the equation