Identifying Functions Warmup

Look at the table in the picture. Determine if the relation is a function or not.

• Yes, it is a function.

• No, it is NOT a function.

Tags

CCSS.8.F.A.1

• Yes, it is a function.

• No, it is not a function.

Tags

CCSS.8.F.A.1

• 14

• 11

• 10

• 9

Tags

CCSS.7.NS.A.3

Look at the picture. Why is the data set NOT a function?

• There is an output for every input.

• For the input -2, there are two outputs (5 and 6).

• For the input 10, there is one output (4).

Tags

CCSS.8.F.A.1

• 16

• 8

• 4

• 1

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Look at the graph in the picture. Determine if the data set is a function or not.

• Yes, it is a function. It passes the vertical line test.

• No, it is NOT a function. It DOES NOT pass the vertical line test.

• Yes, it is a function.

• No, it is not a function.

Tags

CCSS.8.F.A.1

• 7

• 5

• 13

• 15

Tags

CCSS.7.NS.A.3

Look at the table in the picture. Determine if the following relation is a function or not.

• Yes, it is a function.

• No, it is not a function.

Tags

CCSS.8.F.A.1

What is the definition of a function?

• a whole number that is not a fraction

• a number’s distance from zero

• a relation where every input has exactly ONE output

• a relation where every input has TWO outputs

Tags

CCSS.8.F.A.1