A model for consumers’ response to advertising is given by the equation N (a) = 2700 + 540 ln a where N(a) is the number of units sold, a is the amount spent on advertising, in thousands of dollars, and a ge 1. Complete parts (a) through (d). How many units were sold after spending $1000 on advertising? units were sold after spending $1000 on advertising. Find N (a). N (a) = Find N (10). N (10) = units per $1000 spent on advertising Find the maximum value, if it exists.
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