log2a1log2a2的精选

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已知等比数列满足,且a5·a6=2,则log2a1+log2a2+…+log2a10=( )A.2      ...

已知等比数列满足,且a5·a6=2,则log2a1+log2a2+…+log2a10=( )A.2      ...

2021-10-03
问题详情:已知等比数列满足,且a5·a6=2,则log2a1+log2a2+…+log2a10=( )A.2               B.4             C.5          D.25【回答】C    知识点:基本初等函数I题型:选择题...
各项为正数的等比数列{an},a4•a7=8,则log2a1+log2a2+…+log2a10=(  )A.5...

各项为正数的等比数列{an},a4•a7=8,则log2a1+log2a2+…+log2a10=(  )A.5...

2020-10-24
问题详情:各项为正数的等比数列{an},a4•a7=8,则log2a1+log2a2+…+log2a10=()A.5   B.10  C.15  D.20【回答】C知识点:数列题型:选择题...