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If a^(2)+b^(2)+c^(2)=31andab+bc+ca=25, t...

If `a^(2)+b^(2)+c^(2)=31andab+bc+ca=25`, then `a+b+c` is equal to

A

81

B

56

C

9

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
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