1. Estimate the area from 0 to 5 under the graph of {image} using five approximating rectangles and right endpoints.
190
172
189
203
179
207 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

2. If {image} approximate the area under the curve using ten approximating rectangles of equal widths and left endpoints. Select the correct answer. The choices are rounded to the nearest hundredth.
3.92
4.38
3.52
4.00
3.90
5.78 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

3. Determine a region whose area is equal to {image}1. 2.
{image} 3. 4. 5. 6. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

4. Use a computer algebra system to find the exact area of the region from 0 to 3 under the graph of {image} Select the correct answer. The choices are rounded to the nearest hundredth.
0.44
1.90
0.76
0.95
0.62
1.71 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50