On a given day, the flow rate F (in cars per hour) on a congested roadway is given by the equation below, where v is the speed of traffic in miles per hour.
F =
v
22 + 0.07v2
What speed will maximize the flow rate on the road? (Round your answer to one decimal place.)

mi/h

Question

On a given day, the flow rate F (in cars per hour) on a congested roadway is given by the equation below, where v is the speed of traffic in miles per hour.
F = 
v
22 + 0.07v2
What speed will maximize the flow rate on the road? (Round your answer to one decimal place.)
  

 mi/h

anonymous · Answer

Find the first derivative and find the abs max...I think that's what you do.

anonymous · Answer

that did not help... the abs max is zero?