FUNCTIONS

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this a function? 

• Yes, because every input has exactly one output
• No, because -1 has more than one output 
• No, because 3 is in the input and the output 

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CCSS.8.F.A.1

What is a rule that assigns exactly one output to ever input? 

• mapping diagram
• table 
• function
• function notation 

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is this a function? 

• Yes, because 15 is assigned the output value of 7 and 9
• No, because 15 has more than one output 
• No, because -1, 0, and 15 have the same output value of 9 

Tags

CCSS.8.F.A.1

What is the result after applying the function machine rule? 

• the input
• the output 
• the function notation 
• a linear equation 

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is the table on the left a function? 

• Yes, because every input has exactly one output
• No, because 1 and 3 have the same output value 

Tags

CCSS.8.F.A.1

Is the table on the right a function? 

• No, because not every input has exactly one outout
• Yes, because every input has exactly one output 
• No, because 4 has more than one output 

Tags

CCSS.8.F.A.1

Evaluate the function rule: 
 y = 5 x - 2    for x = 3 

• y = 13 
• y = 12 
• y = 11.5 
• y = 17 

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CCSS.HSF.IF.A.2

Evaluate the function rule: 
y = 6(x - 6)  for x = 7 

• y = 36 
• y = 6 
• y = 1 
• y = 7 

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CCSS.HSF.IF.A.2

find the range of the function when the domain is { -3, 0 , 3 } 
t = 2 s 

• range : { -6 , 0 , 6 } 
• range : { 12 , 1 , - 12 } 
• range : { 10 , 11 , 12 }