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# MAFS.8.F.1.1

Understand that a function is a rule that assigns to each input exactly one output. The graph of a function is the set of ordered pairs consisting of an input and the corresponding output.
Subject Area: Mathematics
Domain-Subdomain: Functions
Cluster: Level 2: Basic Application of Skills & Concepts
Cluster: Define, evaluate, and compare functions. (Major Cluster) -

Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.

Date of Last Rating: 02/14
Status: State Board Approved
Assessed: Yes

### TEST ITEM SPECIFICATIONS

• Item Type(s): This benchmark may be assessed using: OR , TI item(s)

• Assessment Limits :
Function notation must not be used. Nonlinear functions may be included for identifying a function.
• Calculator :

Neutral

• Context :

Allowable

### SAMPLE TEST ITEMS (3)

• Test Item #: Sample Item 2
• Question:

A graph of a function is shown

Create a table to show the relationship of the values of x to the values of y.

• Difficulty: N/A
• Type: TI: Table Item

• Test Item #: Sample Item 3
• Question:

Create a table of values to show a relation that is not a function.

• Difficulty: N/A
• Type: TI: Table Item