Posted by Britney on Wednesday, November 7, 2012 at 11:21am.
Lynbrook West, an apartment complex, has 100 twobedroom units. The monthly profit (in dollars) realized from renting out x apartments is given by the following function.
p(x)=10x^2+1700x43,000
To maximize the monthly rental profit, how many units should be rented out?
? units
What is the maximum monthly profit realizable?
$ ?

math  Jennifer, Wednesday, November 7, 2012 at 3:59pm
dp/dx = 0,
or
20x + 1700 = 0
Solve this for x for part 1, then plug this value of x into p(x) for the answer to part 2

math  Britney, Wednesday, November 7, 2012 at 4:56pm
ok I got 85 for part a and that was right. But i plugged it into part B and got 115,250....but that was wrong. What am I doing wrong?
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