Nilai dari 9log27 + 3log81 + 2log16 adalah

9log27 + 3log81 + 2log16
= 3²log3³ + 3og3^4 + 2log2^4
= 3/2 x 3log3 + 4 x 3log3 + 4 x 2log2
= 3/2x1 + 4x1 + 4x1
= 3/2 + 4 + 4
= 3/2 + 8
[tex] =8 \frac{3}{2} [/tex]
sifat logaritma :

[tex]a log_{a} = 1 \\ a log_{ {a}^{b} } = b \times a log_{a}[/tex]
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