butuh jawabanya 2log16+2log32 2log8-2log1/4

Kelas 10 Matematika
Bab 1 - Akar, Pangkat dan Logaritma

^ = pangkat

1] ²log 16 + ²log 32
= ²log 2^4 + ²log 2^5
= 4 . ²log 2 + 5 . ²log 2
= 4 + 5
= 9

2] ²log 8 - ²log (1/4)
= ²log 2^3 - ²log (2^-2)
= 3 . ²log 2 - (-2) . ²log 2
= 3 + 2
= 5