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August 21, 2014

August 21, 2014

Posted by **annoymous** on Saturday, November 10, 2007 at 11:00am.

Write the cost of operating the truck in dollars, as a function of the speed v, for the planned trip .

Write the cost of driver's wages in dollars, as a function of the speed v, for the planned trip .

The total cost of the planned trip, as a function of the speed v, is the sum of the first two costs. Find the most economic speed for the planned trip, i.e., the speed that minimize the total cost is v=

- calculus -
**drwls**, Saturday, November 10, 2007 at 12:13pmYou left out a formula for cents per mile in terms of speed, v. Operating cost should increase with speed, since mpg goes down. You need that formula to solve the problem.

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