ohsnkDo4z5sonik ohsnkDo4z5sonik

19-08-2016
Mathematics

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evaluate the sum by fractorisation method :59^2-41^2

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dalendrk dalendrk

28-08-2016

[tex]59^2-41^2=(59-41)(59+41)=2\cdot100=200[/tex]

[tex]Used:a^2-b^2=(a-b)(a+b)[/tex]

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