Question

TENTUKAN PENYESUAIAN PERSAMAAN EKSPONEN BERIKUT

Answer 1

1) 3^(x - 1) = 1/81
3^(x - 1) = 3^(-4)
x - 1 = - 4
x = - 3

2) 2^(2x - 1) = 8^(x + 2)
2^(2x - 1) = 2^(3x + 6)
2x - 1 = 3x + 6
x = - 7

^ = pangkat