2 log 6 + 2 log 18 + 2 log 27
Jawaban:
Jawabannya
2 × 2log 10 ( 54 )
Maaf Kalo salah
Penjelasan dengan langkah-langkah:
2 log 6 + 2 log 18 + 2 log 27 =
[tex] = log \: 10 \: (6 {}^{2} ) + log \: 10 \: ( 18 {}^{2} ) + log \: 10 \: (27 ^{2} )[/tex]
[tex] = log \: 10 \: (6 {}^{2} \times 18 {}^{2} \times 27 {}^{2} )[/tex]
[tex] = log \: 10 \: (36 \times 18 {}^{2} \times 27 {}^{2} )[/tex]
[tex] = log \: 10 \: (36 \times 486 {}^{2} )[/tex]
[tex] = log \: 10 \: (2916 {}^{2} )[/tex]
[tex]ubahlah \: bentuk \: menggunakan \: \\ log \: a \: (b \: {}^{c} ) = c \times log \: a \: (b)[/tex]
[tex] = 2log \: 10 \: (2916)[/tex]
[tex] = 2log \: 10 \: (54 \: {}^{2} )[/tex]
[tex]2 \times 2log \: 10 \: (54)[/tex]
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