Question

506 square evaluate by using sutibletity identity

Answer 1

Solution :

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We know the algebraic identity :

( a + b )² = a² + 2ab + b²

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Here ,

506²

= ( 500 + 6 )²

= ( 500 )² + 2×500×6 + 6²

= 250000 + 6000 + 36

= 256036

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