Tables Functions Not Functions

Using the rule y=6x

which two numbers complete the table?

• 63, 84

• 48, 72

• 60, 78

• 54, 72

What is the equation to represent the table?

• y=3x+1

• y=4x-2

• y=x+1

• y=x+7

An elephant weighs 200 pounds at birth and gains approximately 2 pounds per day. The function w = 2d + 200 represents the weight, w, of an elephant on any given day, d, during his first year. What types of numbers are appropriate input (d) values for the situation?

• positive numbers only

• negative numbers only

• positive numbers and zero

• zero only

• negative numbers and zero

Which graph represents the table?

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Which graph matches the table?

• A

• B

• C

• D

Erasers cost 5 cents each at the school store. The table shows this relationship. Choose the graph which displays the ordered pairs and describes the graph.

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What is the rule in this table?

• Multiply the number of days by 7 and add 1

• Add 7 to the number of days

• Multiply the number of days by 4 and add 4

• Add 13 to the number of days

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above

Which image is NOT the graph of a function?

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