PreCal 1.3/1.4

Is this graph a function or not a function? 

• Function
• Not a Function 

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.8.F.A.1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

What is the DOMAIN of this graph?

• x < -3

• x ≤ -3

• x > -3

• x ≥ -3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the Range?

• y ≥ 6

• -10 ≤ y ≤ 6

• -10 ≤ x ≤ 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the increasing interval for the function below?

What is the increasing interval on the function shown?

What is the decreasing interval on the function shown?

When is this function increasing?