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Unformatted text preview: x^2 and 4 are perfect squares, as x^2 = x*x, and 4 = 2*2. However, in more complicated problems the squares are not always perfect squares and the square root maybe an irrational number....
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This note was uploaded on 09/11/2011 for the course XBIS 219 XBIS 219 taught by Professor Howard during the Spring '10 term at University of Phoenix.
- Spring '10