Tentukan penjumlahan dari 9log3 + 8log16 =

Kelas 10 Matematika
Bab Logaritma

^ = pangkat

⁹log 3 + ⁸log 16
= ^(3²)log 3 + ^(2³)log 2⁴
= (1/2) . ³log 3 + (4/3) . ²log 2
= 1/2 + 4/3
= 3/6 + 8/6
= 11/6

3^2log3 + 2^3log2^4
= 1/2 3log3 + 4/3 2log2
= 1/2 × 1 + 4/3 × 1
= 1/2 + 4/3
= 11/6