Rate of Change

Front

What is the formula for rate of change?

Back

Rate of Change = (y₂ - y₁) / (x₂ - x₁)

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Front

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

Back

'm' represents the slope of the line.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the average rate of change also known as?

Back

The average rate of change is also known as the slope.

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Front

How do you find the slope of a line given two points (x₁, y₁) and (x₂, y₂)?

Back

Slope = (y₂ - y₁) / (x₂ - x₁)

Tags

CCSS.8.EE.B.5

Front

If the rate of change is negative, what does that indicate about the function?

Back

It indicates that the function is decreasing.

Tags

CCSS.HSF-LE.A.1B

Front

What is a constant rate of change?

Back

A constant rate of change means the same amount of change occurs over equal intervals.

Tags

CCSS.HSF-LE.A.1B

Front

What does a slope of 0 indicate about a line?

Back

A slope of 0 indicates a horizontal line.

Tags

CCSS.8.EE.B.5

Front

What does an undefined slope indicate?

Back

An undefined slope indicates a vertical line.

Tags

CCSS.8.EE.B.5

Front

If a line has a slope of 2, what does this mean?

Back

For every 1 unit increase in x, y increases by 2 units.

Tags

CCSS.8.EE.B.5

Front

What is the significance of the y-intercept in the equation y = mx + b?

Back

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3