Simplify (454 x 441 -454 x 21)/((〖877)〗^2 - 〖(423)〗^2 )
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Answer:
(454※441—454※21)÷(877※877—423※423)
[454※21 (21—1)]÷[(877—423)(877+423)]
454※21※20÷(1300※454)
21/65answer
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