Hitung nilai dari = a) log 60 + log 5 - log 3 B) log 16 - log 2 + log 125 C) ² log 8 + ² log 16 - ² log 4

kalo yg a sama b gak tau, kalo yg c
2 log 8 + 2 log 16 - 2 log 4
= 2 log (8.16) - 2 log 4
= 2 log 128 - 2 log 4
= 2 log 128/4
= 2 log 32
= 5