The ordered pairs 1,4 - 2,16 - 3,64 - 4,256 - 5, 1024 represents a function. What rule represents this function.

1- 4 x power
2- 4x
3- xto the 4th power
4- x+4

my answer is 4x

3 answers

4^1 = 4
4^2 = 16
4^3 = 64
4^4 = 256

4^x or four to the x power (not 4x)
i need more answers of this quistion
y = 4^x (or 4 to x power) is the answer