tolong yaaa.........!!

Kelas 10 Matematika
Bab Logaritma

^ = pangkat

5^(x + 3) = 1.000
^5log 1.000 = x + 3
x + 3 = ^5log (8 . 125)
x = -3 + ^5log 8 + ^5log 125
x = -3 + ^5log 8 + ^5log 5^3
x = -3 + ^5log 8 + 3 . ^5log 5
x = ^5log 8