Function Notation 5.4

Let's Try it:

If the input is -3, determine the corresponding output.

• f(x) = -2

• y = -2

• f(x) = 10

• y =10

Tags

CCSS.HSF.IF.A.2

Find f(x) if x=-2.

• f(x)=9

• f(x)=-15

• f(x)=-9

• f(x)=21

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CCSS.HSF.IF.A.2

f(5) = ?

• 25

• 125

• 5

• 10

Tags

CCSS.HSF.IF.A.2

Find the output.

• 17

• 55

• 30

• 37

Tags

CCSS.6.EE.A.2C

How would you write y = 2x - 3 in function notation?

• y = 2x-3

• f = 2x - 3

• f(x) = 2x-3

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CCSS.HSF.IF.A.2

If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?

• f(x) = 21+1

• f(1) = 2 (1) + 1

• f(1) = 2x (1) + 1

Tags

CCSS.HSF.IF.A.2

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Tags

CCSS.HSF.IF.A.2

Evaluate f(-2) if f(x) = x + 3

• -1
• 1
• 5
• -5

Tags

CCSS.HSF.IF.A.2

g(x) = 3x + 1
g(10) = ______

• 14
• 31
• 15
• -31

Tags

CCSS.HSF.IF.A.2

If f(x) = 5x + 10, then f(2) =

• 20

• 25

• 15

• 62

Tags

CCSS.HSF.IF.A.2