Question

Selesaikan 3 pangkat x+2= 1per27 3akar 9 pangkat x+1

Answer 1

3^(x + 2) = (1/27)(∛9^(x + 1))
3^(x + 2) = 3^(-3 + (2x + 2)/3)
3x + 6 = - 9 + 2x + 2
x = - 13