SOLUTION: Solve the problem. The profit that the vendor makes per day by selling x pretzles is given by the function P(x) = -0.002x squared + 1.2x - 300. Find the number of pretzels that mus

Question 137334: Solve the problem. The profit that the vendor makes per day by selling x pretzles is given by the function P(x) = -0.002x squared + 1.2x - 300. Find the number of pretzels that must be sold to maximize profit.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Solve the problem. The profit that the vendor makes per day by selling x pretzles is given by the function P(x) = -0.002x squared + 1.2x - 300. Find the number of pretzels that must be sold to maximize profit.
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Max occurs when x = -b/2a
= -1.2/(2*-0.002) = 300 (# of pretzels that must be sold)
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Cheers,
Stan H.
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