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a manufacturer of lighting fixtures has daily production costs modeled by y=.25x2 -10x+800 where y is the total costs in dollars and x is the number of fixtured produced

 

what is the minimum daily production cost, y?

 Dec 7, 2018
 #1
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Minimum point of the parabola will be given by

 -b/2a     10/.5 = 20 fixtures = x

 

.25 (20)^2 -10(20)+800 = $ 700

 Dec 7, 2018

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