9/12 Extra Credit-TEKS 2A, 6A, 12A

Decide if each relation is a function or not.

Groups:

(a) Function

,

(b) Not a Function

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Match the relations with their domain and range.

• D: {-7, -2, 0, 5}

  R: {-9, -4, -1}

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• D: {-2, -1, 0, 1, 2}

  R: {-2, -1, 0, 1, 2}

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• D: {-1, 0, 2, 7}

  R: {-2, 1, 4, 7}

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• D: {-4, 3, 5, 7}

  R: {4, 14, 32}

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• D: {-5, -3, 3}

  R: {-5, -2, 5}

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The mapping below represents y as a quadratic function of x.

Which representation shows the same relationship between x and y?

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Tags

CCSS.HSF.IF.A.1

Which table represents the same relation as the graph?

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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 mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

What is the range of the table?

• {-4, 0, 1, 3}
• {-2, 0, 2, 3}
• {-4, -2, 0, 1, 2, 3}
• { (0, 0), (2, -4), (3, 3), (-2, 1) }

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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}

In the given relation, what domain value corresponds to the range value -2?
{(-1,2), (-2,4), (2,5), (0,-2), (2,0)}

• -2
• 0
• 2
• 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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