asked 123k views
2 votes
باستعمال log4 2=0.5 فإن قيمة log4 32 هي

asked
User KKlouzal
by
7.6k points

1 Answer

0 votes

Answer:


\mathbf{\log_432}=2.5

Explanation:


\log_42=0.5

حن بحاجة إلى إيجاد
\log_432

دع
\log_432=x


\log_42* 2* 2* 2* 2=x


\Rightarrow x=\log_42^5


\Rightarrow x=5\log_42
[\because \log_ab^x=x\log_ab]


\Rightarrow x=5*0.5


\Rightarrow x=2.5


\mathbf{\therefore\log_432=2.5}

answered
User Mgriebe
by
8.3k points
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