SOLUTION: The owner of a video store has determineed the cost C, in dollars, of operating the store is approximately given by C(x)=2x^2-32x+720, where x is the number of videos rented daily.

Question 512807: The owner of a video store has determineed the cost C, in dollars, of operating the store is approximately given by C(x)=2x^2-32x+720, where x is the number of videos rented daily. Find the lowest cost to the nearest dollar.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

The minimum, or lowest cost is the vertex V(x,y)
The formula for the x-coordinate is:

when the equation is in the form

Now plug this into the equation to find

The lowest cost is $592
You can check this by plugging
and into the equation and seeing
if they are both less than

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