定积分[img=221x51]1803b2167a3badb.png[/img]的值为（ ）.
A: [img=38x43]1803b216826c0e5.png[/img]
B: [img=38x43]1803b21689319b2.png[/img]
C: [img=47x43]1803b2169118abf.png[/img]
D: [img=38x43]1803b21698e9f79.png[/img]
E: [img=47x43]1803b216a09d2ae.png[/img]
F: [img=36x22]1803b216a888766.png[/img]
A: [img=38x43]1803b216826c0e5.png[/img]
B: [img=38x43]1803b21689319b2.png[/img]
C: [img=47x43]1803b2169118abf.png[/img]
D: [img=38x43]1803b21698e9f79.png[/img]
E: [img=47x43]1803b216a09d2ae.png[/img]
F: [img=36x22]1803b216a888766.png[/img]
举一反三
- 定积分[img=221x51]18033eee829668c.png[/img]的值为（ ）. A: [img=38x43]18033eee8af6bce.png[/img] B: [img=38x43]18033eee9397948.png[/img] C: [img=47x43]18033eee9b020ba.png[/img] D: [img=38x43]18033eeea3f0356.png[/img] E: [img=47x43]18033eeeacdf0b5.png[/img] F: [img=36x22]18033eeeb59f2ca.png[/img]
- 定积分[img=221x51]1803c76ea752b48.png[/img]的值为（ ）. A: [img=38x43]1803c76eb0859f4.png[/img] B: [img=38x43]1803c76eb97293e.png[/img] C: [img=47x43]1803c76ec17386f.png[/img] D: [img=38x43]1803c76eca2d117.png[/img] E: [img=47x43]1803c76ed357855.png[/img] F: [img=36x22]1803c76edbfcd2b.png[/img]
- 心形线 [img=124x29]1803d7aa6c26188.png[/img]所围图形的面积为（ ）. A: [img=38x43]1803d7aa75960ef.png[/img] B: [img=36x22]1803d7aa7ed91fd.png[/img] C: [img=38x43]1803d7aa874f650.png[/img] D: [img=38x43]1803d7aa8ef38f2.png[/img] E: [img=47x43]1803d7aa9772755.png[/img]
- 心形线 [img=124x29]1803b216c1e0ac7.png[/img]所围图形的面积为（ ）. A: [img=38x43]1803b216c9c712a.png[/img] B: [img=36x22]1803b216d1da602.png[/img] C: [img=38x43]1803b216d9e1e09.png[/img] D: [img=38x43]1803b216e17d5f3.png[/img] E: [img=47x43]1803b216e968f6e.png[/img]
- 心形线 [img=124x29]180318dea540aba.png[/img]所围图形的面积为（ ）. A: [img=38x43]180318deae88dc5.png[/img] B: [img=36x22]180318deb6be61a.png[/img] C: [img=38x43]180318debf51ede.png[/img] D: [img=38x43]180318dec83135a.png[/img] E: [img=47x43]180318ded1436f1.png[/img]