Here are some questions you’ll be asked after you finish watching the videos. Please read through these before watching the videos.

The velocity of a runner at different moments in time since starting a race is given by the following table.







t in seconds 1 4 7 10 13






v(t) in m/s 2 5 7 8 9







Which of the following is an approximation to ?

Use the graph of the rate, , to answer the following question:

Which value is greatest?

where where None of the above More information is needed
The following picture illustrates a Riemann sum:

Which expression from the definition of the definite integral represents the green shaded region?