1. 4 log 81 2. 8 log 27

1. 4 log 81
2. 8 log 27

Jawaban Terkonfirmasi

1. 4log81 = $2^{2}log3^{4}$ = $frac{4}{2}$ x 2log3 = 2 x 2log3

2. 8log27 = $2^{3}log3^{3}$ = $frac{3}{3}$ x 2log3 = 2log3

1. 4 log 81 => x^4=81 => x=3
2. 8 log 27 = 2 log 3