Nilai dari 2log 12 - 2log 24 + 2log 16 = ...

Bab Logaritma
Matematika SMA Kelas X

²log 12 - ²log 24 + ²log 16
= ²log (12 : 24) + ²log 2^4
= ( ²log 2^-1 ) + 4
= -1 + 4
= 3

[tex]= 2_{log}_1_2 - 2_{log}_2_4 + 2_{log}_1_6 = = 2_{log} \frac{12}{24} + 2_{log}_1_6 = = 2_{log} \frac{1}{2} + 2_{log}_1_6 = 2_{log} \frac{1}{2} ._1_6 = 2_{log}_2_^3 = 3[/tex]