Math 8 4.1-4.4 Test Review

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

• D: {-4, -3, 1,} R: {0, 1, 2, -4}

• D:{-4, 0, 1, 2} R:{-4, -3, 1}

• D:{0, 1, 2, 3, 4} R:{-4, -3, 1}

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

• Relation
• Linear
• Exponential
• Function

Tags

CCSS.HSF.IF.A.1

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.HSF.IF.A.1

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.HSF.IF.A.1

What is the range of the following relation:

(9, -2) (4, 3) ( 8, 10) ( -4, 8)

• {-4, 4, 8, 9}

• {-2, 3, 8, 10}

• (9, -2) ( 4, 3)

• (8, 10) (-4, 8)

Identify the domain of the following relation:

• {-6, 14, 2, 28}

• (-6,14), (0,32), (2,38), (4,44)

• {-6, 0, 2, 4}

• {14, 32, 38, 44}

• {-2, 3, 7}
• [-2, 3]
• {1, 2, 2, 3, 4}
• [1, 4]

Sarah is bringing treats to her middle school class on her birthday. The number of treats she brings in is based on the number of students in her class.
t = the number of treats
s = the number of students
Which of the variables is dependent?

• s
• t

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.BF.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

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

• 0
• -3
• 3
• -1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5
• x = 5
• x = -50
• x = 30