tolong jawab beserta caranya..thank you

2^(2x + 3) - 17 . 2^x + 2 ≤ 0

Misal : 2^x = a

2³ . (2^x)² - 17(2^x) + 2 ≤ 0
8a² - 17a + 2 ≤ 0
(8a - 1)(a - 2) ≤ 0

Pembuat nol
8a - 1 = 0 ---> a = 1/8
2^x = 1/8
2^x = 2^-3
x = -3

a - 2 = 0
a = 2
2^x = 2
x = 1

Nilai x yg memenuhi :
-3 ≤ x ≤ 1

Jawab : opsi C