8log 16 + 27log log3 + 4log 1/2adalah rumuanya dan jawabannya
Matematika
dennydefriansah
Pertanyaan
8log 16 + 27log log3 + 4log 1/2adalah rumuanya dan jawabannya
1 Jawaban
-
1. Jawaban dharmawan14
8log 16 = log 16/log 8
= log 2^4/log 2^3
= 4.log 2 / 3.log 2
= 4/3
27log 3 = log 3/ log 27
= log 3 / log 3^3
= log 3 / 3.log 3
= 1/3
4log 1/2 = log (1/2)/ log 4
= log 2^-1 / log 2^2
= - log 2 / 2.log 2
= -1/2
4/3 + 1/3 -1/2
= 5/3 - 1/2
= 10/6 - 3/6
= 7/6