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

The function f(x)=2x+8 models the total cost to order x amount of light bulbs from an online company. What is the appropriate domain of the function?

• All non-negative integers
• All non-negative rational numbers
• All integers
• All rational numbers

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

Is this mapping a function or not a function? 

• Function
• Not a Function

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

f(x) = {(3, 7), (4, -2), (5, -1), (8, 7)}
Is f^-1(x) a function?

• Yes
• No
• No way to tell

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

What is the domain of the mapping?

• {2, 3, 8}
• { (-4, 3), (1, 8), (3, 2), (7, 3) }
• {-4, 1, 3, 7}
• {-4, 1, 2, 3, 7, 8}

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

A function is described by the equation f(x) = 2x + 3. The domain is {2, 4, 6, 8}. What is the range?

• {4, 8, 12, 16}

• {2, 4, 6, 8}

• {1, 5, 9, 13}

• {7, 11, 15, 19}

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

Find the domain of the function. Select all answers that apply. f(x) = x+5 / 3x² - 3

• x cannot equal to 1

• x cannot equal to 3

• x cannot equal to -1

• x cannot equal to -3

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

Find the domain of the function. f(x) = x³ / x+8

• x cannot equal to 2

• x cannot equal to -2

• x cannot equal to -8

• All real numbers

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

What is the Range of this linear function?

• -6 ≤ y ≤ 6
• 0 ≤ y ≤ 6
• No Solution
• 4 ≤ y ≤ 3

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

What is the domain of this function?

• All Real Numbers
• -1 ≤ x ≤ 1
• -1 ≤ f(x) ≤ 1
• 2

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