2log 6 - 3 2log 4 + 1/2 2log 16 - 2log 48 adalah

²log6 - 3.²log4 + [tex] \frac{1}{2} [/tex].²log16 - ²log48
= ²log6 - 3.2 + [tex] \frac{1}{2} [/tex].4 - ²log 48
= ²log6 - 6 + 2 - ²log48
= ²log6 - ²log48 - 4
= ²log[tex] \frac{6}{48} [/tex] - 4
=²log [tex] \frac{1}8} [/tex] - 4
= -3 - 4 = -7