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logmⁿ = nlogm を覚えてください
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あとは log₂4 = log₂2² = 2、log₂8 = log₂2³ = 3 なので約分です
Mathematics
Senior High
Solved
なぜこのようになるのか教えて頂きたいです⚆⚆⚆⚆
) (与式)=log25°-2
log210
log24
log210
log28
=21og25-log210-log210
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ありがとうございました！、