SOLUTION: A driver leaves on a road trip at 8:00am. The function v(t) is the speed he is traveling t hours after the start of the trip. What value of t should be used so that v(t) will repre

Question 397717: A driver leaves on a road trip at 8:00am. The function v(t) is the speed he is traveling t hours after the start of the trip. What value of t should be used so that v(t) will represent the driver's speed at 9:40 am? (three decimal places)
Found 2 solutions by nerdybill, richard1234:
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
You forgot to include the expression for v(t)
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
At 9:40, t = 1 hour 40 minutes = 5/3 hours, so use t = 5/3 or 1.667.