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Description:This course covers topics introduced for better understanding of a subsequent course in Algebra. It covers negative numbers, fractions, exponents and logarithms.
Last Updated:Aug-22-2010
Description:Adding, subtracting, multiplying, dividing
Last Updated:Feb-19-2012
Description:negative and positive
Last Updated:Aug-06-2010
Description:This video uses several examples to define what logarithms are.
Last Updated:Aug-13-2010
