Mathematics, 22.10.2020 01:01 simonthang8
F(x) =x^2(x-3)(x+1)(x+5) has zeros at x=-5, x=-1, x=0, and x=3. What is the sign of f on the interval 0<x<3?
a. f is sometimes positive and sometimes negative on the interval
b. f is always positive on the interval
c. f is neither positive nor negative on the interval
d. f is always negative on the interval
thank you!!
Answers: 3
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F(x) =x^2(x-3)(x+1)(x+5) has zeros at x=-5, x=-1, x=0, and x=3. What is the sign of f on the interva...
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