Question
The value of $(249)^2 - (248)^2$ is:
✓
Answer
$(249)^2 - (248)^2$
We know
$a^2 - b^2 = (a + b)(a - b)$
So$,$
$(249)^2 - (248)^2$
$(249 - 248)(249 + 248)$
$= 497$
We know
$a^2 - b^2 = (a + b)(a - b)$
So$,$
$(249)^2 - (248)^2$
$(249 - 248)(249 + 248)$
$= 497$
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