Tuesday 15 September 2015

DIFFERENCE OF 2 SQUARES 1


Evaluate 62572 – 62472

Solution

62572 – 62472 = (6257 + 6247)( 6257 – 6247)
  
                   = (12504)( 10)

                     = 125040

Hence 62572 – 62472 = 125040.

TRY THIS…………………


Evaluate 81552 – 81452


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