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If a^3-b^3=899 and a-b=31, then (a-b)^2 ...

If `a^3-b^3=899` and a-b=31, then `(a-b)^2 +3ab` is equal to:
यदि `a^3-b^3=899`तथा a-b=31, तो `(a-b)^2 +3ab` का मान क्या होगा ?

A

35

B

31

C

16

D

29

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