Relations and Functions

Relations and Functions

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a Relation in mathematics?

Back

A relation is a set of ordered pairs, where each pair consists of an input (x) and an output (y).

2.

FLASHCARD QUESTION

Front

What is a Function?

Back

A function is a special type of relation where each input (x) is associated with exactly one output (y).

3.

FLASHCARD QUESTION

Front

How can you determine if a relation is a function?

Back

A relation is a function if no two ordered pairs have the same first element (x-value) with different second elements (y-values).

4.

FLASHCARD QUESTION

Front

What is the Domain of a function?

Back

The domain is the set of all possible input values (x-values) for a function.

5.

FLASHCARD QUESTION

Front

What is the Range of a function?

Back

The range is the set of all possible output values (y-values) that a function can produce.

6.

FLASHCARD QUESTION

Front

Identify the Domain: f(x) = 1/(x-2)

Back

The domain is all real numbers except x = 2.

7.

FLASHCARD QUESTION

Front

Identify the Range: f(x) = x^2

Back

The range is all real numbers greater than or equal to 0, or [0, ∞).

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