CCSS.Math.Content.8.F.A.1

In order for a relationship to be a function, _____________.

• the y-value cannot repeat
• the x-value cannot repeat

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CCSS.Math.Content.8.F.A.1

Evaluate the function for the given value:

• 8
• -7
• 6
• 2

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CCSS.Math.Content.8.F.A.1

What is the domain of the graph?

• -7 ≤ x < 5
• -3 ≤ x < 1
• -3 ≤ y < 1
• -7 ≤ y < 5

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CCSS.Math.Content.8.F.A.1

All of the y values or outputs are called what?

• Domain
• Range

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

CCSS.Math.Content.8.F.A.1

Which equation has a vertex of (-3, 4)?

• y = 2(x+3)² + 4
• y = (x+3)² - 4
• y = (x-3)² + 4
• y = 2(x - 3)² + 4

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CCSS.Math.Content.8.F.A.1

Identify the Range

• (- ∞, -2 ]
• [ -2, ∞ )
• All Real Numbers
• [ 0, ∞)

Tags

CCSS.Math.Content.8.F.A.1

Which is the graph of the equation y = 4? (hint: make a table)

• 
• 
• 

Tags

CCSS.Math.Content.8.F.A.1

f(x) = −2x − 12

f(−5) = ?

• −22

• −2

• −19

• −5

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CCSS.Math.Content.8.F.A.1

What is the domain?

• {0, 1, 2, 15}

• (0, 1, 2, 3}

• {3, 7, 11, 15}

• {3, 7, 11, 3}

Tags

CCSS.Math.Content.8.F.A.1

What is the domain of  $h\left(x\right)$  ?

•  $\left\{4,\ 14,\ 32\right\}$  

•  $\left\{-4,\ 3,\ 5,\ 7\right\}$  

•  $4\le x\le32$  

•  $-4\le h\left(x\right)\le7$  

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CCSS.Math.Content.8.F.A.1