If (a+b+c) is positive and a2+b2+c2=83 and ab+bc+ca=71 then a+b+c= ___ – InterviewSolution

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If (a+b+c) is positive and a2+b2+c2=83 and ab+bc+ca=71 then a+b+c= ___

Answer»

If $(a + b + c)$ is positive and $a^{2} + b^{2} + c^{2} = 83$ and $a b + b c + c a = 71$

then $a + b + c =$ ___

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