tolong guys tugas menumpuk

= ²log (9.2) - ²log (2².2^½) + ²log (1/27) - ²log ⅓
= ²log 9 + ²log 2 - ²log 2^(5/2) + ²log (1/27) - ²log ⅓
= ²log 2 - ²log 2^(5/2) + ²log 9 + ²log (1/27) - ²log ⅓
= 1 - (5/2) + ²log (9×(1/27)÷(1/3))
= 1 - (5/2) + ²log 1
= 1 - (5/2) + 0
= 2/2 - 5/2
= -3/2