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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: Middle school
Topic ID: 113
Message ID: 21
#21, RE: Numbers raised to the power of 0
Posted by megamath on Aug-25-08 at 12:17 PM
In response to message #0
x^-1 * x^1 = x^0 = 1/x * x = 1

QED :)