The value of 249^{2}-248^{2} is | vedclass

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(D) Using the algebraic identity $a^{2}-b^{2}=(a+b)(a-b)$,where $a=249$ and $b=248$:$(249)^{2}-(248)^{2}=(249+248)(249-248)$$= (497)(1)$$= 497$Hence,$

Vedclass · Accepted Answer

$497$

Vedclass · Answer

(D) Using the algebraic identity $a^{2}-b^{2}=(a+b)(a-b)$,where $a=249$ and $b=248$:$(249)^{2}-(248)^{2}=(249+248)(249-248)$$= (497)(1)$$= 497$Hence,$(d)$ is the correct answer.

The value of $249^{2}-248^{2}$ is

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