(a+b)^3 = a^3 + b^3+3a^2b +3ab^2
((k+1)^3= k^3 + 1^3 +3k^2+3k
(k+1)^3/k will always leave remainder 1
So A
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Source: Beat The GMAT — Data Sufficiency |
Answer A
(a+b)^3 = a^3 + b^3+3a^2b +3ab^2
((k+1)^3= k^3 + 1^3 +3k^2+3k
(k+1)^3/k will always leave remainder 1
So A
(a+b)^3 = a^3 + b^3+3a^2b +3ab^2
((k+1)^3= k^3 + 1^3 +3k^2+3k
(k+1)^3/k will always leave remainder 1
So A
