I define Function Notation and then work through 3 examples.
Example 1 is a word problem where we write a function that models the real world setting and then use it to evaluate a total cost at 6:55
Example 2 and Example 3 are substituting either a value or an expression into a function an then simplifying to a final answer at 16:37 and 23:07
More about Functions vs Relations at http://youtu.be/oFwRPH0JrFY
More about graphing lines in the form of y=mx+b at https://www.youtube.com/watch?v=xyVJZKu7Euw Find free review test, useful notes and more at http://www.mathplane.com
Tagged under: Functional Notation,functional notation,algebra 1,Function notation evaluation,(),algebra,tarrou,tarrou' chalk talk,profrobbob
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