Question

8, 16, 32, 64, ... when x = 1, 2, 3, 4 ...

Answer 1

Answer: f(x)=4(2)^x

Explanation:

Just plug in 1,2,3,4.. for x and see which one fits to get 8, 16, 32, 64...

4(2)^1=8

4(2)^2=16

4(2)^3=32
4(2)^4=64