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+等於                                               (  )A...

問題詳情:

+等於                                               (  )A...+等於                                               (  )A... 第2張等於                                                (  )

A.lg3                      B.-lg3

C.+等於                                               (  )A... 第3張                          D.-+等於                                               (  )A... 第4張

【回答】

解析:原式=log+等於                                               (  )A... 第5張+等於                                               (  )A... 第6張+log+等於                                               (  )A... 第7張+等於                                               (  )A... 第8張=log94+log35=log32+log35=log310=+等於                                               (  )A... 第9張.

*:C

知識點:基本初等函數I

題型:選擇題

TAG標籤:等於 #