Chapter 2: Linear Relations and Functions

What is the domain of this function?
(2, 4), (5, 5), (8, 6), (11, 7)

• {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
• {2, 5, 8, 11}
• {4, 5, 6, 7}
• {2, 4, 5, 8, 6, 11, 7}

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSS.ID.B.6

What is the range?

• {-3, -1, 2, 4}
• {0, 4, 7} 
• {0, 4, 4, 7}
• {7, 4, 0}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Determine if the graph represents a function. 

• Function
• Not a Function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.C.7

Does this mapping diagram represent a function?

• No, because an input value goes to multiple output values
• Yes, because each input goes to one and only one output

Tags

CCSS.8.F.A.1

Using g(x), evaluate g(8).

• g(8) = 12
• g(8) = 8
• g(8) = - 4
• g(8) = 4

Tags

CCSS.HSF.IF.A.2

Using k(x), evaluate k(5).

• k(5)=7
• k(5)=13
• k(5)= 3/2
• k(5)=2

Tags

CCSS.HSF.IF.A.2

Is the function linear or nonlinear?

• Linear
• Nonlinear

Tags

CCSS.8.F.A.3

Which of the following equation(s) represent a linear function?
a)  y = -2x + 7          b)  y = x
c) y = x² - 2             d) y = 2/x -2

• A
• B
• A and B
• All but C

Tags

CCSS.8.F.A.3

Which equation is in proper slope intercept form?

• y=5+2x
• 5y=x+5
• y=2x+5
• 4y+2x=8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

A line with a positive slope looks like...

• A horizontal line
• A vertical line
• A line that goes uphill from left to right
• A line that goes downhill from left to right

Tags

CCSS.8.EE.B.5