Friday, February 5, 2010

Show the conjecture is false by finding a counterexamle?

Conjecture: The difference of two negative numbers is always negative.Show the conjecture is false by finding a counterexamle?
-2 - -8 =


-2 + 8 = 6


In general, If b %26lt;= a %26lt; 0, then a - b %26gt;= 0
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