CCSS.Math.Content.HSF.IF.A.1

Evaluate the function for the given inputs.
For f(x) = -2x + 4,
find f(x) when x = -5

• f(-5) = -6
• f(-5) = -3
• f(-5) = 14
• f(-5) = 2

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CCSS.Math.Content.HSF.IF.A.1

What is the domain of this function?
(2, 4), (5, 5), (8, 6), (11, 7)

• {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
• (2, 5, 8, 11}
• {4, 5, 6, 7}
• {2, 4, 5, 8, 6, 11, 7}

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CCSS.Math.Content.HSF.IF.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

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CCSS.Math.Content.HSF.IF.A.1

What is the domain?

• {-2, -1, 0, 1, 8}
• {3, 5, 7 , 9, 0}
• {-2, -1, 0, 1, 3, 5, 7, 8, 9}
• {-2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}

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CCSS.Math.Content.HSF.IF.A.1

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

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CCSS.Math.Content.HSF.IF.A.1

Identify the domain and range of the function.

• Domain: -6 ≤ x ≤ 2
  Range: -3 ≤ y ≤ 5
• Domain: All real number
  Range: -3 ≤ y ≤ 5
• Domain: All real numbers
  Range: y ≥ -3
• Domain: All real number
  Range: y ≤ -3

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CCSS.Math.Content.HSF.IF.A.1

Is this a function? Justify g(x)=3^x?

• yes x-values are different
• No it is not a straight line
• No x-values are different
• Yes y-values are different

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CCSS.Math.Content.HSF.IF.A.1

If the domain of f(x) is x ≥ 4, then the ____ of ____ is  y ≥ 4

• domain, f^-1(x)
• range, f(x)
• range, f^-1(x)
• domain, f(x)

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CCSS.Math.Content.HSF.IF.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.

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CCSS.Math.Content.HSF.IF.A.1

Is this table a function or not a function? 

• Function
• Not a Function

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CCSS.Math.Content.HSF.IF.A.1