Video shows how to use a table of values to determine the approximate rate of change at a given time. Also explains what a definite integral means in terms of the situation and shows how to use a trapezoidal sum to estimate the integral....

Video lesson solving the second part and the third part of a free response problem from the 2008 AP Calculus BC exam about people waiting in line to purchase tickets. Solution requires finding a trapezoidal sum and critical points. [10:42]

Video lesson solving the first part and beginning the solution for the second part of a free response problem from the 2008 AP Calculus BC exam about people waiting in line to purchase tickets. The first part requires finding the average...