Algebra 2 functions

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

CCSS.HSF.IF.A.1

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Which statement is true about the relation {(-2, 4), (4, 2), (2, 4), -4, 2)}?

• The relation is NOT a function because all the y-values are not different.
• The relation is NOT a function because all the x-values are not different.
• The relation is a function because the y-values are different.
• The relation is a function because all the x-values are different.

Tags

CCSS.8.F.A.1

What is the domain of the graph shown?

• -2 < y ≤ 6
• -6 ≤ x < -2
• -6 < y ≤ 6
• -6 < x ≤ 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph shown?

• 3 < x ≤ 6
• -6 < y ≤ 3
• -2 < y ≤ 6
• -2 < x ≤ 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

If f(x) = 3x - 7, find f(4).

• 0
• 5
• 14
• 19

Tags

CCSS.HSF.IF.A.2

If g(x) = 2x² - 4, find g(-2)

• -8
• -12
• 4
• 0

Tags

CCSS.HSF.IF.A.2

The amusement park charges $20 to get in plus $1.50 per ride. Which linear equation below represents this relationship.

• y=1.5+20x

• y=1.5x + 20

• y = 20x + 1.5

• y= 21.5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the slope of the line.

• -5/4
• 5/4
• -4/5
• 4/5

Tags

CCSS.8.EE.B.5

Write the equation of the line.

• y=(3/5)x+1
• y=(3/5)x-1
• y=(5/3)x+1
• y=(3/5)x+1

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7