Consider the following rational function: Answer Step 2 of 4: Determine on which intervals the graph of the given function is concave up and concave down. f(x) = 6 - 4x + 2 Write your answers in interval notation. Separate multiple intervals with a comma. Concave up on: Concave down on: Previous Part An Selecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered answer is used. O Never concave up Keyp Keyboard Short O Never concave down

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