Question: A sporting goods store finds if it charges d dollars for a pair of running shoes, it sells 400-10d pairs of running shoes. Its revenue
A sporting goods store finds if it charges d dollars for a pair of running shoes, it sells 400-10d pairs of running shoes. Its revenue R is the product of the price d and the number of pairs of running shoes that it sells, 400-10d.
A. Express the revenue R(d) as a function of its price d in factored form
B. For what price(s) is the revenue = 0?
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