Two friends wash cars to make extra money. The profit P(x) of one friend after x days can be represented by the function P(x) = - x ^ 2 + 9x + 10 The friend's profit can be determined by the function Q(x) = 12x Solve the system of equations. What solution is a viable answer to the question"After how many days will the two students eam the same profit?and which solution is a nonviable answer? Show your work and justify your answer
Two friends wash cars to make extra money. The profit P(x) of one friend after x days can be represented by the function P(x) = - x ^ 2 + 9x + 10 The friend's profit can be determined by the function Q(x) = 12x Solve the system of equations. What solution is a viable answer to the question"After how many days will the two students eam the same profit?and which solution is a nonviable answer? Show your work and justify your answer
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Two friends wash cars to make extra money. The profit P(x) of one friend after x days can be represented by the function P(x) = - x ^ 2 + 9x + 10 The friend's profit can be determined by the function Q(x) = 12x Solve the system of equations. What solution is a viable answer to the question"After how many days will the two students eam the same profit?and which solution is a nonviable answer? Show your work and justify your answer
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