Which statement about the function is true? The graph of the function () = (x + 3)(x - 1) is shown
below.
6
The function is positive for all real values of x where
x 1
The function is negative for all real values of x where
3 and where x 1.
The function is positive for all real values of x where
X>0.
The function is negative for all real values of x where
X3 or 1
6
-4
2
6
X
4
-6
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