X log 16 + x log 8 - x log 2 = 2

Bab Logaritma
Matematika SMA Kelas X

ˣlog 16 + ˣlog 8 - ˣlog 2 = 2
ˣlog (16 . 8 : 2) = 2
64 = x²
x² = 64
x = √64
x = +- 8
x = -8 atau 8
syarat
x > 0
x ≠ 1

HP = { 8 }