Precalc0110to0111-page6

Precalc0110to0111-page6 - The graph of y = P x ( ) is...

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(Section 1.10: Difference Quotients) 1.10.6 • The practical interpretation is that, if the company increases its production level from 60 widgets to 90 widgets, then its profit will increase by 50 dollars widget , on average. • The total increase in profit is $1500 over the 30 additional widgets.
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Unformatted text preview: The graph of y = P x ( ) is below. The slope of the orange secant line is also 50 dollars widget . The fact that the slope is positive reflects the fact that the profit function is increasing on 60, 90 . We will revisit this idea in Section 1.11 on derivatives....
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