solve: \[\frac{{{(279)}^{2}}-{{(278)}^{2}}}{557}\] – McqOptions

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1.	solve: \[\frac{{{(279)}^{2}}-{{(278)}^{2}}}{557}\]
A.	758
B.	279
C.	278
D.	1
E.	None of these
Answer» E. None of these

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