参考・概略です
log₃{√5×(1/√5)×√18}
●{ }内が、√5×(1/√10)×√18＝√90/√10＝√9
＝log₃{√9}
●{ }内が、√9＝3
＝log₃{3}
＝1
Mathematics
Undergraduate
2枚目の答えになる途中式を教えてください
1
= log √5 x
X√18
√10
=log3√√9 = log33 = 1
= log 3 √9
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