Linear Functions Formative

What is the equation for any line?

• x = my + b

• y = bx + m

• y = m + b

• y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

This function is missing an y-value. What would the y-value need to be to make this function LINEAR?

*Hint: make sure the rate of change stays constant!

• -1

• 0

• 1

• 2

Tags

CCSS.HSF-LE.A.1B

The change in y-values over the change in x-values is called the __________.

• y-intercept

• slope

• rise

• run

Tags

CCSS.8.EE.B.5

What is the point called where a line crosses the y-axis?

• x-intercept

• slope

• y-intercept

• m = -1

• m = 2

• (0, 2)

• m = 1

Tags

CCSS.8.EE.B.5

What is the y-intercept of this linear function?

Hint: the y-intercept is where the x-value is 0.

• -2

• 0

• 1

• 2

What is the y-intercept of this linear function?

*The y-intercept is the point where the line crosses the y-axis.

• (-2, 0)

• (2, 0)

• (0, 2)

• (0, -2)

Calculate slope from this table of ordered pairs.

Tags

CCSS.8.EE.B.5

• m = -2

Tags

CCSS.8.EE.B.5

What does slope tell you about a line?

• How long a line is.

• How fast a line is.

• How steep a line is.

• How wide a line is.

Tags

CCSS.8.EE.B.5