Question

Which of the following functions is a direct variation? f(x) = 2x or f(x) =x+ 2

Answer 1

Direct variations are of the form

y = kx

where k is some number

Answer 2

ex:

y = 18x or y = 3x are examples of direct variation equations

something like y = 2x+9 is not a direct variation equation

Answer 3

So it would be the first one. f(x)=2x

Answer 4

correct

Answer 5

woo!^-^ alright. Thankss

Answer 6

yw