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17-09-2016
Mathematics

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Use the product of a sim and a difference to evaluate the expression.
702x698

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nobillionaireNobley nobillionaireNobley

25-09-2016

702 x 698 = (700 + 2) x (700 - 2) = 700^2 - 2^2 = 490,000 - 4 = 489,996

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