Function Notation

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

Tags

CCSS.HSF.IF.A.2

For the function f(x) = -3x + 3 find f(0).

• 0

• -3

• 3

• -1

Tags

CCSS.HSF.IF.A.2

Is this table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Evaluate f(-2) if f(x) = x+3

• -1

• 1

• 5

• -5

Tags

CCSS.HSF.IF.A.2

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}

• D:{-4, 0, 1, 2}
  R:{-4, -3, 1}

• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

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 type of relation is shown?

• Mapping

• Graph

• Table

• Set of ordered pairs

How would you write y = 2x - 3 in function notation?

• y = 2x-3

• f = 2x - 3

• f(x) = 2x-3

Tags

CCSS.HSF.IF.A.2

How do you read f(x)?

• f x

• f of x

• f parenthesis x

• f with an x inside parenthesis

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Given h(x) = 5 - 9x, find h(8). 

• h(8) = -360

• h(8) = -67

Tags

CCSS.HSF.IF.A.2