实用标准文案精彩文档常用积分公式(一)含有axb的积分(0a)1.dxaxb=1lnaxbCa2.()daxbx=11()(1)axbCa(1)3.dxxaxb=21(ln)axbbaxbCa4.2dxxaxb=22311()2()ln2axbbaxbbaxbCa5.d()xxaxb=1lnaxbCbx6.2d()xxaxb=21lnaaxbCbxbx7.2d()xxaxb=21(ln)baxbCaaxb8.22d()xxaxb=231(2ln)baxbbaxbCaaxb9.2d()xxaxb=211ln()axbCbaxbbx实用标准文案精彩文档(二)含有axb的积分10.daxbx=32()3axbCa11.dxaxbx=322(32)()15axbaxbCa12.2dxaxbx=222332(15128)()105axabxbaxbCa13.dxxaxb=22(2)3axbaxbCa14.2dxxaxb=22232(348)15axabxbaxbCa15.dxxaxb=1ln(0)2arctan(0)axbbCbbaxbbaxbCbbb16.2dxxaxb=d2axbaxbxbxaxb17.daxbxx=d2xaxbbxaxb18.2daxbxx=d2axbaxxxaxb(三)含有22xa的积分实用标准文案精彩文档19.22dxxa=1arctanxCaa20.22d()nxxa=2221222123d2(1)()2(1)()nnxnxnaxanaxa21.22dxxa=1ln2xaCaxa(四)含有2(0)axba的积分22.2dxaxb=1arctan(0)1ln(0)2axCbbabaxbCbabaxb23.2dxxaxb=21ln2axbCa24.22dxxaxb=2dxbxaaaxb25.2d()xxaxb=221ln2xCbaxb26.22d()xxaxb