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

Determine the range of the function

• y > 5
• y < 5
• y > 2
• y < 2

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

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

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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

f(x)=4x+5
f(4)=

• 21
• -11
• -31
• 25

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

What is the Domain?

• 0 < y < ∞
• y ≥ 0
• 0 ≤ x
• 0 < x < ∞

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

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

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

Evaluate f(x) = 1/3x + 4 at f(6)

• 4
• 5
• 6

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

What is the range of the equation 
y = 2cos(2x)? 

• All Real Numbers
• 2
• y ≥ 2
• -2 ≤ y ≤2

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

Is the relation shown a function?

• No, because the x-value 11 is paired with 5 and 8.

• Yes, because each x-value has only one y-value paired with it.

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

 $Given\ f\left(x\right)=\frac{1}{3}\left(x+6\right)\ what\ is\ f\left(-6\right)?$  

•  $\frac{2}{3}$  

•  $-8$  

•  $-6$  

• 0

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