Function Review

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

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

Is this graph a function or not a function? 

• Function
• Not a Function

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

What is the DOMAIN of the graph shown?

• {-2, -1, 0, 1, 2, 3, 4}

• {2, 3, 4}

• 2 ≤ y ≤ 4

• -2 ≤ x ≤ 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Give the RANGE of the set of ordered pairs: {(2, 11), (9, -3), (7, 21), (-8, 6)}

• {-8, 2, 7, 9}

• {-3, 6, 11, 21}

• -8 < x < 9

• -3 < y < 21

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which set of ordered pairs is NOT a function?

• (1, 3), (2, 7), (3, 8), (4, 11)

• (2, 3), (4, 9), (3, 8), (4, 15)

• (1, 2), (3, 5), (6, 9), (7, 11)

• (-9, 4), (-6, 3), (-2, 8), (0, 21)

Tags

CCSS.8.F.A.1

For the function: f(x) = 7(x - 11),

f (16) = _____

• 5

• 35

• 16

• 28

Tags

CCSS.HSF.IF.A.2

What is the test to determine if a graph represents a function?

• Horizontal line test

• Vertical line test

• Heidelberg Uncertainty Test

• Obi Wan Kenobi Test

What is the value of f(0)?

• -2

• 2

• 4

• 0

Tags

CCSS.HSF.IF.A.2