Question: Positive & negative intervals of polynomials You might need: Calculator f (x) = 2+ (x + 2) (2 – 2) (x – 5) has zeros at I = -2, x = 0, = 2, and 3 = 5. What is the sign of f on the interval -2 < < <5? Choose 1 answer: f is always positive on the interval f is always negative on the interval. f is sometimes positive and sometimes negative on the interval. Show

