19
QuizMultiple Choice

Modeling for Business: Part Two — Test

Question 19 • Financial Math

At what quantity (in hundreds of subscription boxes) does the farmer achieve the maximum profit? Profit function: P⁡(x)=−(11)/(20)​x^2+4⁢x−5 The formula to find the x -coordinate of the vertex for a quadratic function a⁢x^2+b⁢x+c is x=−(b)/(2⁢a)

Answer
A
x is equal to 40 over 11
B
x is equal to 11 over 80
C
x is equal to 40 over 22
D
x is equal to 11 over 40
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