Which is a valid prediction about the continuous function f(x)?
х
-5
-3
-1
1
3
5
7
f(x)
8
4
0
-2
-2
0
4
f(x) > 0 over the interval [5,00).
f(x) < 0 over the interval [-1, oo).
o f(x) > 0 over the interval (00, 1).
Of(x) < 0 over the interval (-0..-1).
ok