Find the value of x:
2^2x+1 = 17.2^x - 2^3
Any one please solve this question
2^(2x+1) - (17)(2^x) + 8 = 0
2*2^(2x) - (17)(2^x) + 8 = 0
Let a = 2^x
2a² - 17a + 8 = 0
(2a - 1)(a - 8) = 0
2a - 1 = 0
2(2^x) - 1 = 0
2^(x + 1) - 1 = 0
2^(x + 1) = 1
2^(x + 1) = 2^0
x + 1 = 0
x = -1