Troberts Troberts

31-05-2016
Mathematics

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Which shows 54^2 − 46^2 being evaluated using the difference of squares method

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crisforp crisforp

31-05-2016

We use the formula: a^2 - b^2 = (a - b )(a + b);
54^2 − 46^2 = (54 - 46)(54 + 46) = 8 x 100 = 800;

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