Functions and Their Vocabulary

Does this mapping diagram represent a function?

• No, because there are repeating input values

• Yes, because there are no repeating input values

• No, because there are repeating output values

• Yes, because there are no repeating output values

Tags

CCSS.8.F.A.1

All of the y values or outputs are called what?

• Domain

• Range

• Relation

• Function

Tags

CCSS.HSF.IF.A.1

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

All of the x values or inputs are called what?

• Domain

• Range

• Relation

• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the relations shown represent y as a function of x?

Tags

CCSS.8.F.A.1

The ​ (a)   is a value that is substituted for the independent variable in a fucntion.

• Input

• Output

• x-axis

• y-axis

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following is the correct definition of a function?

• A relation where each input has exactly one output

• A relation where each input has multiple outputs

• A relation where each output has multiple inputs

• A relation where inputs and outputs are the same

Tags

CCSS.8.F.A.1

The following belongs to the ​ (a)   family.

• exponential

• linear

• quadratic

A relation where every input matches with exactly one output is called what?

• Relation

• Linear

• Exponential

• Function

Tags

CCSS.8.F.A.1

The point where the line crosses the y-axis

• Domain

• Output

• y-intercept

• slope