Which statements are true about converting a relation mapping to a graph?

• The inputs are the x-coordinates.

• The outputs are the y-coordinates.

• Plot the corresponding inputs and outputs as the points (x, y).

• Plot the corresponding inputs and outputs as points (y, x).

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the list of coordinate points that corresponds to this relation map? Does this relation map represent a function? Explain.

• A) The list of coordinate points is [(0,0), (1,1), (2,4), (-2,4)] and it represents a function.

• B) The list of coordinate points is [(1,2), (2,2), (3,4)] and it does not represent a function.

• C) The list of coordinate points is [(1,2), (2,3), (3,3)] and it represents a function.

• D) The list of coordinate points is [(1,2), (2,3), (3,4)] and it does not represent a function.

Tags

CCSS.8.F.A.1

Which statements about the relation below are true? Which are false?

• This relation is not a function because the input 3 has more than one output.

• The domain is {-4, -1, 3, 5}.

• The relation is a function because each output corresponds to at least one input.

• The domain is {-6, -2, 1, 2}.

Tags

CCSS.8.F.A.1

• 4

• 0

• 6

• -3

• 5

• 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following tables represents the graph of the function f(x) = 5x – 12?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which functions are linear?

Tags

CCSS.8.F.A.3

Choose all that apply.

A relation can be represented by which of the following:

• ordered pairs

• table

• graph

• equation

• mapping

Tags

CCSS.8.F.A.1

Choose the correct domain and range for this relation.

Make sure to choose the BEST answers.

d

e

{ -3, 1, 2, 4, 5 }

{ 2, -1, 4, 6, 2 }

{ -1, 2, 4, 6 }

2, -1, 4, 6, 2

{ 4, -3, 1, 5, 2 }

4, -3, 1, 5, 2

All of the x-values (or the set of ​​ (a)   values) are part of the​ ​ (b)   .

• output
• range
• input
• domain
• function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

State the range of the relation.

{ (3, -2) , (4, -3), (5, -4), (6, 0) }

• (3, -2, 4, -3)

• (-2, -3, -4, 0)

• {-4, -3, -2, 0 }

• { 3, 4, 5, 6 }