Mathematics, 29.05.2021 21:40, Knownothing

F(x) = (2x + 5)(x+3)(3x – 10) (2x - 8) has zeros at x = -3, x =-5/2, x=10/3 and x = 4.
What is the sign of f on the interval
-5/2 Choose 1
A) f is always positive on the interval
B) F is always negative on the interval
C) f is sometimes positive and sometimes negative on the interval.

Answers: 2

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F(x) = (2x + 5)(x+3)(3x – 10) (2x - 8) has zeros at x = -3, x =-5/2, x=10/3 and x = 4.
What i...