Real Life Function Tables

These are rules that relate only one value from the set of outputs to a value from the set of inputs

• Functions

• Ranges

• Relations

• Domains

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following real-life relationships represent a function?

• The rule which assigns to each person the name of his aunt.

• The rule which assigns to each person the name of his father

• The rule which assigns to each cellular phone unit to its phone number.

• The rule which assigns to each person a name of his pet.

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CCSS.8.F.A.1

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CCSS.HSF.LE.B.5

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CCSS.HSF.LE.A.2

The table represents the equation k=j-20.

Use the equation to find the value of the unknown.

• 34

• 27

• 41

• 38

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Find the value of y when x = 2.

• 2

• 6

• 7

• 8

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

A table organizing the input, rule and output of a function is called a ______ ______?

• function table

• ordered pair

• linear function

• qualitative graph

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The balance over time of Mr. Rachel's investment in the "Unlikely Unicorn" account is shown in the table. Given that his investment is an exponential function lasting 5 years, what is the maximum value of the range?

• 0

• $500.00

• 5

• $2088.62

The band spent $750 on t-shirts they plan to sell. They are going to sell the shirts for $20.00. The profit can be modeled by the function f(x) = $20x - $750 where x is the number of T-shirts sold and f(x) is the Profit made. The table below shows Profit made based on the number of shirts sold. What is the minimum value of the range?

• $-750

• 0

• 1000

• $19,250

The band spent $750 on t-shirts they plan to sell. They are going to sell the shirts for $20.00. The profit can be modeled by the function f(x) = $20x - $750 where x is the number of T-shirts sold and f(x) is the Profit made. Which of the following answers correctly represents the range of the function?