Which is a valid prediction about the continuous function fb)?
х
-5
-3
-1
1
3
5
7
f(x)
8
4
0
-2
-2
o
4
Of(x) 20 over the interval [5,-).
Of(x) 0 over the interval (-1,-).
O f(x) > 0 over the interval (-4,1).
Of(x) < 0 over the interval (0, -1).