Question

16^x - 4^x+1 - 12 = 0​

Answer 1

Step-by-step explanation:

16^x - 4^x+1 - 12 = 0​

[(4)^2]^x - 4^x+1 - 12 = 0

(4)^2x  - 4^x+1 - 12 = 0

Comparing both sides...

2x - x+1 - 12 = 0

x - 11 = 0

x = 11

Therefore, x = 11

Hope it helps you!!