Graphing Linear Functions

Front

What does 'b' represent in the equation y=mx+b?

Back

y-intercept

Front

What does 'm' represent in the equation y=mx+b?

Back

slope

Front

To graph the line y = (3/2)x + 3, where do you start plotting?

Back

Plot one point at 3 on the y-axis. Then go 3 units up and 2 units right to plot the next point.

Front

Find the slope of the line represented by the equation y = (4/3)x + 2.

Back

4/3

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

Undefined

Front

In the equation y = mx + b, what does 'x' represent?

Back

The independent variable.

Front

What is the y-intercept of the line y = 2x + 5?

Back

5

Front

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

Back

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