Expanding the walls of our classroom. This is an interactive learning ecology for students and parents in our Algebra 2 class. This ongoing dialogue is as rich as YOU make it. Visit often and post your comments freely.
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Thursday, March 31, 2011
Domain and Range
The domain of an absolute value function is (-inf.,inf) and its range is [0,inf.)
The reciprocal function the domain and range are both (-inf.,0) or (0,inf.)
The square root function the domain is [0,inf.) and the range is [0,inf.)
inf=infinity since there is no infinity sign
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