Tuesday, 2 June 2015

DIFFERENCE OF 2 SQUARES


Evaluate 3922 – 3822

Solution

3922 – 3822 = (392 + 382)( 392 – 382)

                   = (674)( 10)

                   = 6740

3922 – 3822 = 6740

TRY THIS…………….



Evaluate 6052 – 5052

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