Jika xlog45 + xlog54 –xlog30 = 8, maka x = … .

Kelas 10 Matematika
Bab Logaritma

^ = pangkat

^xlog 45 + ^xlog 54 - ^xlog 30 = 8
^xlog (45 . 54/30) = 8
x^8 = 81
x = ^8√(3^4)
x = 3^(4/8)
x = 3^(1/2)
x = √3