Semester Exam Math Plus

Front

What does a scale factor of less than one indicate?

Back

It means that the prime image will be a reduction of the pre-image.

Front

How can you determine if a graph is a function?

Back

A graph is a function if each input (x-value) has exactly one output (y-value).

Front

Back

It is a rational number that can be represented as a decimal 0.75.

Front

What does a non-linear scatter plot indicate?

Back

It indicates that there is no constant rate of change between the variables.

Front

What is the y-intercept of a graph?

Back

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

Front

What is a function?

Back

A function is a relation where each input has a unique output.

Front

What does it mean if a graph has a positive association?

Back

It means that as one variable increases, the other variable also increases.

Front

What does it mean if a graph has a negative association?

Back

It means that as one variable increases, the other variable decreases.

Front

What is a scale factor?

Back

A scale factor is a number that scales, or multiplies, a quantity.

Front

What is the difference between a prime image and a pre-image?

Back

The pre-image is the original figure, while the prime image is the transformed figure.