Unit 1 Review - Algebraic Patterns

Unit 1 Review - Algebraic Patterns

Multiple Choice

Using a table, you can tell that the given data describes a Linear equation because its __________________ is constant.

• 1st Difference

• 2nd Difference

• 3rd Difference

• Common Ratio

Multiple Choice

Using a table, you can tell that the given data describes a Quadratic equation because its __________________ is constant.

• 1st Difference

• 2nd Difference

• 3rd Difference

• Common Ratio

Multiple Choice

Using a table, you can tell that the given data describes a Cubic equation because its __________________ is constant.

• 1st Difference

• 2nd Difference

• 3rd Difference

• Common Ratio

Multiple Choice

Using a table, you can tell that the given data describes an Exponential equation because its __________________ is constant.

• 1st Difference

• 2nd Difference

• 3rd Difference

• Common Ratio

Multiple Choice

Does the graph in the picture have a minimum or a maximum?

• minimum

• maximum

Multiple Choice

Identify the vertex of the graph

• (4, 2)

• (-4, 2)

• (-4, -2)

• (4, -2)

Multiple Choice

How many x-intercepts does this graph have?

• 0

• 1

• 2

• 3

Multiple Choice

What is the y-intercept for the given function?

• (0, 8)

• (0, -8)

• (8, 0)

• (-8, 0)

Multiple Choice

The DOMAIN is a collection of all of the ____ values.

• x

• y

• z

• none of the above

Multiple Choice

The RANGE is a collection of all of the ____ values.

• x

• y

• z

• none of the above

Cubic Functions

• Domain AND Range: All Real Numbers

• D/R written as inequalities:  $-\infty<x<\infty\ and\ -\infty<y<\infty$  

• D/R written in interval notation:  $\left(-\infty,\ \infty\right)$  

• x-intercepts [where the graph crosses the x-axis]: could have 1, 2, or 3

• y-intercept [where the graph crosses the y-axis]

Using Desmos for Regression

The last thing you need to do in preparation for the exam is get your Desmos set-up. The following slide links a video showing exactly what to do so that you can set it up once, save it, and then re-open it any time.