Mathematics
Senior High
⑵の解き方わかる方いましたら、簡潔に教えてください
② logs2=a, log53=bとするとき,次の式を a, bで表せ。
=0
(1) log548
(og 53 + log 516
&
= log = 3 +
Cog & 2"
52
52.
= log + 3 + Flog & 2
= M
+4a
(2) log125√√6
- log ca 5 + logra 16
(10点/各5点)
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最初は底の変換公式です!