jika 7 log 5 = a dan 5 log 4 = b maka 4 log 35= djwb skrg please penting bngt
Matematika
Demita1234
Pertanyaan
jika 7 log 5 = a dan 5 log 4 = b maka 4 log 35=
djwb skrg please penting bngt
djwb skrg please penting bngt
1 Jawaban
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1. Jawaban NagisaA7
4log35 = log35/log4
= 5log7+5log5 / 5log4
= 1/a+1 / b
= 1+a/a x 1/b
= 1+a / ab