2019高二下·全国·专题练习
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1 . 计算下列定积分:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9622371ce1ba479752f981e851d0afbb.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d52c0ecbde416e5278a14b46d7e9c321.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28edcb8a5b98eefa0d91b10a1190f1a7.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52bd6612d57c21c14a51f5276257acde.png)
您最近一年使用:0次
2 . 求由曲线
与
所围的图形的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ffa05c3c869c56ef598dcdc638e4dff.png)
您最近一年使用:0次