Y-Intercept Quick Check

Front

What is the definition of the y-intercept?

Back

The y-intercept is the point where a line crosses the y-axis, represented as (0, y).

Front

How do you find the y-intercept from a linear equation in slope-intercept form?

Back

In the equation y = mx + b, the y-intercept is the value of b.

Front

What does a negative y-intercept indicate about a graph?

Back

A negative y-intercept indicates that the graph crosses the y-axis below the origin.

Front

What does a positive y-intercept indicate about a graph?

Back

A positive y-intercept indicates that the graph crosses the y-axis above the origin.

Front

How can you determine the y-intercept from a graph?

Back

The y-intercept can be determined by locating the point where the graph intersects the y-axis.

Front

If a line has a y-intercept of (0, -3), what does this mean?

Back

It means that the line crosses the y-axis at the point (0, -3).

Front

What is the y-intercept of the line represented by the equation y = 2x + 4?

Back

The y-intercept is (0, 4).

Front

How can you identify the y-intercept from a table of values?

Back

The y-intercept is the value of y when x = 0.

Front

What is the y-intercept of the line represented by the equation y = -x + 1?

Back

The y-intercept is (0, 1).

Front

What is the significance of the y-intercept in real-world applications?

Back

The y-intercept can represent the starting value or initial condition in various real-world scenarios.