- #1
vaazu
- 21
- 0
Homework Statement
Y={y:y=f(x), xe(can´t find the right symbol, but it should be belongs)X} is the changing region (is it like that in English?) of the function f
function f-s graphic is a region of points in the xy plane is defined as (f)={(x;y):y=f(x),x e X0
Homework Equations
what do the :y mean? I doubt that means divided by y that's why I want to know what does it mean?