Mathematics, 19.04.2020 10:18 kamorex
The function f(x) = βx2 β 4x + 5 is shown on the graph. On a coordinate plane, a parabola opens down. It goes through (negative 5, 0), has a vertex at (negative 2, 9), and goes through (1, 0). Which statement about the function is true?
The domain of the function is all real numbers less than or equal to β2.
The domain of the function is all real numbers less than or equal to 9.
The range of the function is all real numbers less than or equal to β2.
The range of the function is all real numbers less than or equal to 9.
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