Unit 4: Proportional and Non-Proportional Relationships

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Tags

CCSS.7.RP.A.2A

Front

How can you determine if a relationship is proportional from a table of values?

Back

A relationship is proportional if the ratios of corresponding values are equal.

Tags

CCSS.7.RP.A.2A

Front

What is the definition of a function?

Back

A function is a relation where each input has exactly one output.

Tags

CCSS.8.F.A.1

Front

What does it mean if an equation does not represent a proportional relationship?

Back

It means that the ratio of the quantities involved is not constant.

Tags

CCSS.7.RP.A.2C

Front

How do you find the solution to a system of equations?

Back

You can find the solution by using methods such as substitution, elimination, or graphing.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

What is the slope of a line in a proportional relationship?

Back

The slope is the constant rate of change between the two variables.

Tags

CCSS.8.EE.B.5

Front

What is the significance of the y-intercept in a linear equation?

Back

The y-intercept is the value of y when x is zero, indicating where the line crosses the y-axis.

Front

How can you identify a non-proportional relationship from a graph?

Back

A non-proportional relationship will not pass through the origin (0,0) or will have a varying slope.

Tags

CCSS.7.RP.A.2D

Front

What is the rate of change in a proportional relationship?

Back

The rate of change is the constant ratio between the two quantities.

Tags

CCSS.7.RP.A.2B

Front

What is an example of a proportional relationship in real life?

Back

An example is the relationship between distance and time when traveling at a constant speed.

Tags

CCSS.7.RP.A.2A