Mathematics
Senior High
もっと分かりやすく解説して欲しいです。
57 底の変換公式の利用
の式を簡単にせよ。
log₁ 32
(2) log, 5-logs 9
(1) log, 32=
log, 32
log24
log, 25
log: 2 2
5-2
(2) log, 5-logs 9=log, 5x-
log39
log, 5
=log39=log3 3²=2
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