Function Notation

Rewrite the equation y = 5 / x in function notation.

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CCSS.HSF.IF.A.2

Rewrite the equation y = 2x^3 - x^2 + 4 in function notation.

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Rewrite the equation y = |x - 3| in function notation.

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

If f(x) = 2x + 1, what would be your first step to find f(1)?

• Plug a 1 in for all the x's

• Set the function equal to 1

• Only plug a 1 into the left side

• Only plug a 1 into the right side

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CCSS.HSF.IF.A.2

Given f(x) = -5x - 15, find f(4).

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CCSS.HSF.IF.A.2

Given f(x) = -x + 12, find f(-2).

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CCSS.HSF.IF.A.2

What is f(1)?

• 1

• 5

• 0

• 4

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CCSS.HSF.IF.A.2

f(x) is the same thing as ______.

• y

• x

• input

• an equation

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CCSS.HSF.IF.A.1

Given f(x)=5x-2 and g(x)=x², find f(2)+g(7)

• 8

• 57

• 49

• -41

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CCSS.HSF.IF.A.2

• Function
• Not a Function

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CCSS.8.F.A.1