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[高数171]注意观察被积函数的特点
高等数学习题讲解 第171题
高等数学(上)习题集153/264
![[高数170]题目简洁但解答过程复杂](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/0e5398a781cf4715ae99c4bdb49de1b2~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=zSDQ48%2FqKx4g0DQS9ADj5UksoII%3D)
App11:20![[高数171]注意观察被积函数的特点](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/8376261b53c44289aa4bb0bbf724d157~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=3OZI63lABQmK7CsLbq%2Bg0AVppSY%3D)
App02:39![[高数172]见招拆招|遇水搭桥|逢山开路](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/8afdf78dcc004f0686158fab4374e3b1~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=o7j%2FRdXgqEPDWIBcx158eVTLaRQ%3D)
App05:34![[高数173]这样子的被积函数可以使用根式代换](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/9c1d68c58ab84829834200c0a438e2aa~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=EgrjRssl2Gi5yYq2t9AFItSvldA%3D)
App08:42![[高数174]三角函数的不定积分|三角公式很重要 (1)](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/008446c617d34ec7a4c7a1e5055448e0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=WDkDRPiRuBVbrZ0wbVhwjfbQMgI%3D)
App02:20![[高数175]三角函数的不定积分|三角公式很重要 (2)](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/5af14b80a1114bb4a196fdc8d4aba75d~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=HFU0nNes33PhcSOdzLJZroP%2B15s%3D)
App01:57![[高数176]三角函数的不定积分|三角公式很重要 (3)](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/07dde814583b433bbfcd623611082387~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=wUkWb5GTxfQkehQsK2iemCdQa4A%3D)
App03:06![[高数177]三角函数的不定积分|三角公式很重要 (4)](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/6c2323be51094d69b65c6573a83c6e33~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=E9g36GcEq5NTuWzCWgCUiriAwtQ%3D)
App04:16![[高数178]三角函数的不定积分|三角公式很重要 (5)](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/7299bb1d65a147968201d509883b6d4e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=yvMfshyOSCKt92fnHYtpBrIfSyA%3D)
App05:22![[高数179]三角函数的不定积分|三角公式很重要 (6)](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/0921484550ba48ba980761c07fa2861b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=AZx%2Ffa5Jq4b3F7ExIqUKkgq8Bqw%3D)
App04:38![[高数180]不看答案我得想很久](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c54177f0ac484b668b99c9704c9d92b6~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250310064037D91C51B824EC2C4DF5B1&requestFrom=704&version_code=80402&x-expires=1773096038&x-signature=n07%2BreEWN9Hy7Dxj6D3DX4o0Bh4%3D)
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