Linear Functions Vocab

Front

What is a y-intercept?

Back

The value of y when x is zero.

Front

The y values in a relation make up the ____________

Back

range.

Front

What is another name for the x-intercept of a graph?

Back

Zero.

Front

In the linear equation y = mx + b, what does m stand for?

Back

Slope.

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals (flip-flip).

Front

What does the term 'slope' refer to in a linear function?

Back

The rate of change of y with respect to x.

Front

What is the domain of a function?

Back

The set of all possible x values.

Front

What is the range of a function?

Back

The set of all possible y values.

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope = (y2 - y1) / (x2 - x1).

Front

What does the term 'linear' mean in mathematics?

Back

A relationship that graphs as a straight line.