There is none because different colleges teach different topics in Algebra.
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Algabraic Expression is an expression which is obtained by
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Exponents are usually positive, but become negative when a minus sign ( appears in front of it. Negative exponents are solved by dividing 1 by the positive version of the exponentknown
http://www.ehow.com/facts_5899571_exponentsalgebr...

Linear Algebra is the part of algebra that deals with the theory of linear equations. Kinda complex!
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