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To teach kids how to graph using linear functions.
This packet includes the rules that make a function, a slide show of two equations to solve, and a link to a game about functions.
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To be a function, each input must have one output and pass the vertical line test.
Source: http://www.math-play.com/slope-intercept-game.html http://www.math10.com/en/math-games/games/linear-functions/games-functions.html