The figure below shows cost (blue) and revenue (black) functions over the domain 0 < q < 30 (in thousands of units). (Click on the graph to get a larger version.) For what production levels is the profit function positive? (Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .) For what production levels is the profit function negative? (Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .) Estimate the production at which profit is maximized. q 2 thousands of units.

Question
The figure below shows cost (blue) and revenue (black) functions over the domain 0 < q < 30 (in thousands of units).
(Click on the graph to get a larger version.)
For what production levels is the profit function positive?
(Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .)
For what production levels is the profit function negative?
(Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .)
Estimate the production at which profit is maximized. q 2
thousands of units.

Image Transcription

The figure below shows cost (blue) and revenue (black) functions over the domain 0 < q < 30 (in thousands of units). (Click on the graph to get a larger version.) For what production levels is the profit function positive? (Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .) For what production levels is the profit function negative? (Give your answer as an interval or a list of intervals, e.g., (-infinity,8] or (1,5),(7,10) .) Estimate the production at which profit is maximized. q 2 thousands of units.

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MathCalculus

Functions