Function or Not a Function and Graphing

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

Is this graph a function or not a function? (Graph shows a vertical line)

Back

Not a Function.

Front

Is this graph a function or not a function? (Graph shows a curve that passes the vertical line test)

Back

Function.

Front

Is this set of ordered pairs a function or not a function? (Set: {(1, 2), (1, 3), (2, 4)})

Back

Not a Function.

Front

Is this set of ordered pairs a function or not a function? (Set: {(1, 2), (2, 3), (3, 4)})

Back

Function.

Front

What does the y-intercept tell us?

Back

Where to start graphing our line.

Front

Which variable represents slope in the linear equation y=mx+b?

Back

m.

Front

What is the slope of the line represented by the equation y=2x+3?

Back

2.

Front

What is the domain of a function?

Back

The set of all possible input values (x-values).

Front

What is the range of a function?

Back

The set of all possible output values (y-values).