relation of inputs and outputs

ALL THE VALUES THAT GO INTO A FUNCTION

the complete set of all possible resulting values of the dependent variable

how steep a straight line is

A variable that depends on one or more other variables.

THE EQUATION OF A STRAIGHT LINE IN THE FORM Y-Y1=m(X-X1)

EQUATION OF STRAIGHT LINE IN FORM Y=MX+B, M IS THE SLOPE OF LINE B IS Y-INTERCEPT

the point at which the line crosses the x axis

the point at which the line crosses the y axis

visual way to determine if THE curve IS a graph of a function or not