tentukan himpunan penyelesaian berikut [tex] {2}^{2x} + {2}^{x + 1 } = 8[/tex]

[tex]{2}^{2x} + {2}^{x + 1} = 8 \\ \\ {2}^{2x} + {2}^{x + 1} = 4 + 4 \\ \\ {2}^{2x} + {2}^{x + 1} = {2}^{2} + {2}^{2} [/tex]

2x = 2

x = 1 ✔