一道对数题12^x=3,12^y=2,则8^1-2y/1-x+y=?不好意思一楼的那位智多星嘿嘿,可是为什么12的x次方=3的2x次方呢,不太懂哎,回复2067894:12的x次方=3,12的y次方=2,则8的1-2y/1-x+y次方=?应该是个对数题
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/26 18:36:47
![一道对数题12^x=3,12^y=2,则8^1-2y/1-x+y=?不好意思一楼的那位智多星嘿嘿,可是为什么12的x次方=3的2x次方呢,不太懂哎,回复2067894:12的x次方=3,12的y次方=2,则8的1-2y/1-x+y次方=?应该是个对数题](/uploads/image/z/11506699-19-9.jpg?t=%E4%B8%80%E9%81%93%E5%AF%B9%E6%95%B0%E9%A2%9812%5Ex%3D3%2C12%5Ey%3D2%2C%E5%88%998%5E1-2y%2F1-x%2By%3D%3F%E4%B8%8D%E5%A5%BD%E6%84%8F%E6%80%9D%E4%B8%80%E6%A5%BC%E7%9A%84%E9%82%A3%E4%BD%8D%E6%99%BA%E5%A4%9A%E6%98%9F%E5%98%BF%E5%98%BF%EF%BC%8C%E5%8F%AF%E6%98%AF%E4%B8%BA%E4%BB%80%E4%B9%8812%E7%9A%84x%E6%AC%A1%E6%96%B9%3D3%E7%9A%842x%E6%AC%A1%E6%96%B9%E5%91%A2%EF%BC%8C%E4%B8%8D%E5%A4%AA%E6%87%82%E5%93%8E%EF%BC%8C%E5%9B%9E%E5%A4%8D2067894%EF%BC%9A12%E7%9A%84x%E6%AC%A1%E6%96%B9%3D3%EF%BC%8C12%E7%9A%84y%E6%AC%A1%E6%96%B9%3D2%EF%BC%8C%E5%88%998%E7%9A%841-2y%2F1-x%2By%E6%AC%A1%E6%96%B9%3D%EF%BC%9F%E5%BA%94%E8%AF%A5%E6%98%AF%E4%B8%AA%E5%AF%B9%E6%95%B0%E9%A2%98)
xSNA~&"vg P7ܐMX^ß[P(hcThXX >oa.WBl.ڋdsoZR
tl;>*$T>t [ŔEbrA^^#UbCDЪo7Nj&ڀ
0vhϤgIvd݀q՜u2P)rhȳ@0? npЃ\776dwڎ{{縿Wf֠ʾ7ԾMJeeR3x,-CV/k Y6=<}T/n3a_1ų;A
'`aț '^DoPOU;v >}|K=t
vؤkɳ(