Thursday, October 8, 2009

Absolute Values (graphing)

Piece-Wise Function - different rules or outputs depending on relative domain values

absolute values can be understood as piece wise functions.

absolute values on a graph look much like a bouncing ball. But instead of a ball bouncing on the ground, it is a function bouncing along the x-axis. absolute values are actually quite simple, but more complex questions can get quite confusing. The trick to remember here is to take the question one part at a time. and end up at the answer rather than start there. first work with parent function, then add in all the negatives and brackets, inverses and reciprocals, then finally find the absolute values of everything you have got so far.

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