Thursday, 10 July 2014

DIFFERENCE OF 2 SQUARES 1

Evaluate 1762 – 1662

Solution

3762 – 3662 = (376 + 366)( 376 – 366)

                     = (732)( 10)

                     = 7320

3762 – 3662 = 7320

TRY THIS…………….


Evaluate 3062 – 1062

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