Find the open intervals where f (z) is concave up and where it is concave down. Enter your answer in interval notation. For example, if the function is concave up when -10 < x < 2 as well as when 4 < z < 7, then you would enter (-10, 2) U (4,7). ƒ (z) = 2 (z — 7) ³ f - concave down intervals: concave up intervals:

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A: Thanks for your patience!Kindly comment if you need any clarifications.

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