用定积分换元法计算下列定积分:[br][/br][tex=6.929x2.571]qa+jvGRasaffBYPL4r9nw1YLmqwN/29gmkRfK6GqqvMNgkkqKqm+2xeBpxdG8Faw[/tex];
举一反三
- 用定积分换元法计算下列定积分:[br][/br][tex=6.857x2.429]/gTipYodITWi1ZaplQ4Cs0NkNWRyvRyZmbKT01kT+4RkLEsFeWd71Wz+tOyz1OyA[/tex];
- 用定积分换元法计算下面定积分:[br][/br][tex=8.214x2.429]Wtk0f0VUi9Y4xEAeVMwAC6HCrRSFT/rlsgzqVnhYyyuBRWd6hZr/o9MQUWsu6NTA3MzGI4Lpyu+ixM0bY5DVIQ==[/tex];
- 用定积分的换元法计算下列积分:[tex=7.857x2.643]oTycNkqsw/9PYixNe16fex/2/qrfzyKusEtpEUGZkAK1pAxHMvzNyokrKlMdoOnP[/tex]
- 用定积分的换元法计算下列积分:[tex=6.429x2.857]h0oFNrNfDLkjvUWNl512sP+JRaF3yqtsW7cfeYwurI5brE1U0DZqaIj/cedvLIye[/tex]
- 用定积分的换元法计算下列各积分:[tex=5.571x2.857]Bm2NIAoSnKMUkqxiTyH+ZDepT3CcxGcwLIB9tuK1TF4wW6um979rrPzRisLWe4oZ[/tex]