X ^5 log x = 5^4 adalah?
Matematika
Ladyprb
Pertanyaan
X ^5 log x = 5^4 adalah?
1 Jawaban
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1. Jawaban Anonyme
LogAritMa
a^(a'log b) = b
x^(5'log x) = 5^4
log x^(5'log x) = log 5^4
5'log x . log x = 4 log 5
(log x)² = 4 (log 5)²
(log x)² = (2 log 5)²
log x = 2 log 5
log x = log 5²
x = 5²