Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Jan 27­8:07 AM
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Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
1) State the relation specified in the table below as a set of ordered pairs.  State the domain and range of this relation.
x y
­1 0
0 1.5
1 3
Jan 27­8:07 AM
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Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Given the domain {­2, 0, 1} of the relation 2x + y = ­1, determine  the range.  Graph the results.
Jan 27­8:09 AM
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Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Another way to test to see if a relation is a function is by using the vertical line test .
If any vertical line passes through more than one point of the graph, the relation is NOT a function.
Jan 27­8:10 AM
4

Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Is the relation a function? Use the Vertical Line Test.
1.) { 4, 2), (1, 2), (0, 1), (-2, 2), (3, 3)}
Jan 27­9:49 AM
5

Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Jan 27­9:55 AM
6

Lesson 5 Formalizing Relations and Functions.notebook
February 01, 2016
Jan 27­9:59 AM
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