[解題]指數與對數
1.年級:高一
2.科目:數學
3.章節:指數與對數
4.題目:
logx(以2為底數)-3log2(以x為底數)=2
5.想法:
我是把logx(以2為底數)和3log2(以x為底數)先各自拆成以10為底數的log,可是之後
就變怪怪的了,通分也不對..
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推
08/26 23:39, , 1F
08/26 23:39, 1F
→
08/26 23:39, , 2F
08/26 23:39, 2F
推
08/26 23:41, , 3F
08/26 23:41, 3F
推
08/26 23:41, , 4F
08/26 23:41, 4F
→
08/26 23:52, , 5F
08/26 23:52, 5F
推
08/27 00:02, , 6F
08/27 00:02, 6F
推
08/27 00:07, , 7F
08/27 00:07, 7F
→
08/27 00:07, , 8F
08/27 00:07, 8F
→
08/27 00:21, , 9F
08/27 00:21, 9F
推
08/27 11:03, , 10F
08/27 11:03, 10F
推
08/27 14:03, , 11F
08/27 14:03, 11F
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