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If r^3 - s^3 = 5211/4 and r - s = 3, then what are r and s?

 Aug 30, 2020
 #1
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r^3 - s^3 = 5211/4,

r - s = 3, solve for  r, s

 

r = -21/2   and   s = -27/2

r = 27/2    and   s = 21/2

 Aug 30, 2020

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