Intercepts

Front

What is 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 an equation?

Back

To find the y-intercept, set x = 0 in the equation and solve for y.

Front

What is the x-intercept?

Back

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

Front

How do you find the x-intercept from an equation?

Back

To find the x-intercept, set y = 0 in the equation and solve for x.

Front

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

Back

The y-intercept is (0, 3).

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

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

Back

The y-intercept is (0, 1).

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What are the x- and y-intercepts of the equation 3x + 2y = 6?

Back

The x-intercept is (2, 0) and the y-intercept is (0, 3).

Front

What is the slope-intercept form of a line?

Back

The slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

If a line has a y-intercept of (0, -4), what does this mean?

Back

It means the line crosses the y-axis at -4.

Front

What is the significance of the y-intercept in a graph?

Back

The y-intercept indicates the starting value of y when x is zero.

Tags

CCSS.HSF-IF.C.7A