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

What is f when x equals 4?

• -5
• 0
• 3
• 6

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CCSS.Math.Content.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}

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

Given h(x) = 2x
k(x) = x + 10
Find h(k(5))

• 30
• -5
• 22
• 8

Tags

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 of the function for this situation?

• 0<h<80
• 0≤h≤80
• 0≤t≤4.5
• 0<t<4.5

Tags

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

What is the Domain?

• {-3, -1, 1, 3, 5, 7, 9}
• {-3, -2, -1, 0, 1, 2, 3}
• -3 ≤ x ≤ 3
• -3 ≤ x ≤ 9

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

What is the domain of the following function: ƒ(x)=√(x-10)

• (-∞,∞)

• [10,∞)

• [0,∞)

• [0,10]

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

If f(x) = x²+ 3, find f(-2)

• -1

• 1

• 7

• -7

Tags

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

A relation is a function if the x value does not repeat.

How confident are you in telling if a representation of a relationship is a function?

• 100%

• 80%

• 50%

• 25% or less

Tags

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

If f(x) = 2x² + 5x - 3, evaluate f(-1).

• f(-1) = -6

• f(-1) = 1

• f(-1) = -10

• f(-1) = -1

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