2log√8+2log√2-2log16

Materi : Eksponen dan Logaritma

Pembahasan :
²log √8 + ²log √2 - ²log 16
= ²log √(8 x 2) - ²log 16
= ²log √16 - ²log 16
= ²log 4 - ²log 16
= ²log 4/16
= ²log 1/4
= ²log 2¯²
= -2