SOLUTION: Minimizing cost. A company uses the formula C(x) = 0.02x² - 3.4x + 150 to model the unit cost in dollars for producing x stabilizer bars. For what number of bars is the unit cost a

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Question 426941: Minimizing cost. A company uses the formula C(x) = 0.02x² - 3.4x + 150 to model the unit cost in dollars for producing x stabilizer bars. For what number of bars is the unit cost at its minimum? What is the unit cost at that level of production?

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
C(x) = 0.02x² - 3.4x + 150
-b/2a is the minimum
-(-3.4)/2(.02)
=3.4/.04
=85 bars
.
.02*85^2-3.4*84+150
=144.5-289+150
=$5.50 unit cost
.
Ed
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