²log16-²log4= beserta caranya.

²log16-²log4 = ²log 2^4 - ²log 2²
                    = 4-2
                    = 2

²log16-²log4=
²log2⁴ – ²log2² =
4.²log2 – 2.²log2 =
4.1 – 2.1 = 4 – 2 = 2