Work through the odd-numbered problems 1-15. Once you have completed the problem set, check your answers.
1. Calculate the areas of the shaded regions in Fig. 20.
3. Break Fig. 22 into a triangle and rectangle and verify that the total area of the trapezoid is .
(a) Calculate the sum of the rectangular areas in Fig. 24a.
(b) From part (a), what can we say about the area of the shaded region in Fig. 24b?
7.Let represent the area bounded by the graph and the horizontal axis and vertical lines at and for the graph in Fig. 25. Evaluate for
9. Let represent the area bounded by the graph and the horizontal axis and vertical lines at and for the graph in Fig. 27. Evaluate for and find a formula for .
11. A car had the velocity given in Fig. 29. How far did the car travel from
13. The velocities of two cars are shown in Fig. 31. (a) From the time the brakes were applied, how many seconds did it take each car to stop? (b) From the time the brakes were applied, which car traveled farther until it came to a complete stop?
15. What are the units for the "area" of a rectangle with the given base and height units?
|Base units||Height units||"Area" units|
|miles per second||seconds|
|hours||dollars per hour|
|houses||people per house|
Source: Dale Hoffman, https://s3.amazonaws.com/saylordotorg-resources/wwwresources/site/wp-content/uploads/2012/12/MA005-5.1-Introduction-to-Integration.pdf
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