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
[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