Functions and Graphs An introduction and overview.

Functions and Graphs

An introduction and overview

Rules Ordered Pairs

Graphs

x y

-2 -1

-1 1

0 3

1 5

2 7

32 xy

Plot Points

Substitute Values

Patterns and DifferencesCoefficients & equations

Intercepts & Gradients

Simple patterns and relations

http://www.eduweb.vic.gov.au/dlrcontent/4c31393232/index.html



Sequence Patterns and Rules

http://www.interactivestuff.org/sums4fun/sequences.html

Function machines

http://www.shodor.org/interactivate/activities/LinearFunctMachine/

http://nlvm.usu.edu/en/NAV/frames_asid_191_g_4_t_2.html?from=category_g_4_t_2.html

Real Life Situations

http://www.pbs.org/teacherline/resources/activities/make_a_rule/applet/linear-make-a-rule.htm

Real Life Investigations

Online Graphing Tool

http://nlvm.usu.edu/en/nav/frames_asid_109_g_4_t_2.html?open=activities&from=category_g_4_t_2.html

Write the rule from the graph

http://hotmath.com/hotmath_help/games/kp/kp_hotmath_sound.swf

http://www.ltcconline.net/greenl/java/BasicAlgebra/LineGraph/LineGraph.htm

Graphmatica Challenge 1

Graphmatica challenge 2

The domain of a rule is the set of allowable x values. So if you specify a rule y=x+5 to have a domain of {-5, 0} then the only x values that will be drawn are those between –5 and 0.

Functions and Graphs An introduction and overview.

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