Part of the graph of the function f(x) = (x + 4)(x – 6) is
shown below.
which statements about the function are true? select two
options
the vertex of the function is at (1,-25).
+
the vertex of the function is at (1,-24).
+
+
the graph is increasing only on the interval -4 +
+
the graph is positive only on one interval, where x < -4.
the graph is negative on the entire interval
4 -6
-2
+
2+
2
4
6
x
bh