作业帮[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] 求X
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![[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] 求X](/uploads/image/z/11606760-0-0.jpg?t=%5Blog+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29+x%5D%3D%5B1%5C2log+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29+b+%5D+-+%5B+log+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29c%5D%E6%B1%82X%5Blog+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29+x%5D%3D%5B1%5C2log+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29+b+%5D+-+%5B+log+%28%E5%BA%95%E6%95%B0%E4%B8%BAa%29c%5D+%E6%B1%82X)
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] 求X
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] 求X
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] 求X
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c] [log (底数为a) x]=【log (底数为a) 根号b】-[ log (底数为a)c] [log (底数为a) x]=log (底数为a) （根号b/c） x=根号b/c