Question

x: 1 2 3 4 5
y: 1 2 4 8 16
what is function

Answer 1

one to one function

Answer 2

whats that mean???

Answer 3

it means for every x there is only one f(x)
but do u want to know what the function is: that is 4x, x^2 etc

Answer 4

i got it a second ago and i think its 2 to the x-1