Materi Persamaan eksponen Kelas X

Semoga bermanfaat ..^_^

√(27^(2x + 3)) = 1/(3^(x - 2) . 9^3x)
27^(2x + 3)/2 = 1/(3^(x - 2). 3^6x
3^3(2x + 3)/2 = 1/3^(7x - 2)
3^3(2x + 3)/2 = 3^-(7x - 2)
3(2x + 3) / 2 = -(7x - 2)
6x + 9 = 2 × (-7x + 2)
6x + 9 = -14x + 4
6x + 14x = 4 - 9
20x = -5
x = - ¼

= 8x + 2
= 8(-¼) + 2
= -2 + 2
= 0

Opsi A

semoga berguna +_+