【下】经常见到的三角函数的积分，学会一道，所有的你都会了，学长精心总结。_哔哩哔哩

Name: %E3%80%90%E4%B8%8B%E3%80%91%E7%BB%8F%E5%B8%B8%E8%A7%81%E5%88%B0%E7%9A%84%E4%B8%89%E8%A7%92%E5%87%BD%E6%95%B0%E7%9A%84%E7%A7%AF%E5%88%86%EF%BC%8C%E5%AD%A6%E4%BC%9A%E4%B8%80%E9%81%93%EF%BC%8C%E6%89%80%E6%9C%89%E7%9A%84%E4%BD%A0%E9%83%BD%E4%BC%9A%E4%BA%86%EF%BC%8C%E5%AD%A6%E9%95%BF%E7%B2%BE%E5%BF%83%E6%80%BB%E7%BB%93%E3%80%82
Uploaded: 2025-07-13T16:52:14.312Z