Algebra Nexus

Every input should have its own output. On a graph using the vertical line test is the best way to verify if it's a function or not.

Input=Independent variable=Domain Output=Dependent Variable=Range

Domain and Range are represented by the X and Y of an ordered pair.

F(x) = |x|

ax 2  + bx + c = f (x)

f(x) = e x

f(x) = mx + b