Functions Quiz October 15/16

True or False? A set of ordered pairs is called a relation.

• True

• False

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

True or False? The input value is also called the independent variable.

• True

• False

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

True or False? The range is also known as the output.

• True

• False

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

How do you define a function?

• A function is when no x-values repeat.

• A function is when no y-values repeat.

Tags

CCSS.8.F.A.1

Does this table represent a function?

• No, because there is a 5 in both the x-column and the y-column.

• Yes, because no range values repeat.

• Yes, because no domain value repeat.

Tags

CCSS.8.F.A.1

Does this table represent a function?

• No, because the domain values repeat?

• Yes, because the domain values repeat?

Tags

CCSS.8.F.A.1

What is the range of this function?

• {-3, -1, 1, 4, 5}

• {-5, 0, 2, 6}

Does this map represent a relation or a function?

• relation

• function

Tags

CCSS.8.F.A.1

Which set represents the domain?

• {-3, 1, 3, 4}

• {-2, 0, 1, 3}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Does this graph represent a function?

• No, not a function.

• Yes, a function.