Mathematics, 09.05.2020 17:57, ynclankaedon

The graph of the function f(x) = (x − 3)(x + 1) is shown. On a coordinate plane, a parabola opens up. It goes through (negative 1, 0), has a vertex at (1, negative 4), and goes through (3, 0). Which describes all of the values for which the graph is positive and decreasing?

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The graph of the function f(x) = (x − 3)(x + 1) is shown. On a coordinate plane, a parabola opens up...