2log64+2log4-2log 16=?

²log 64 + ²log 4 - ²log 16
= ²log (64 x 4)/16
= ²log 16
= ²log 2^4
= 4

^ = pangkat

2 log64+2log4-2log16
=2 log (64x4)/16
=2 log256/16
=2 log 2 '4
' ( pangkat)