nilai 2'log'2 6 - 2'log'2 3 ÷ 2'log 18 = ?

6-3:2log 18
3:2log2.9
3:9
2

²log²6 - ²log²3 : ²log18
= (²log6)² - (²log3)² : ²log 18
= (²log6 + ²log3)(²log6 - ²log3) : ²log18
= (²log(6x3))(²log6/3)) : ²log18
= (²log18 . ²log2) : ²log18
= (²log18 . 1) : ²log18
= ²log18 : ²log18
= 1