(a - b) 2 + (b - c) 2 + (c - a) 2 = 6 and a 2 + b 2 + c 2 = 29, then what is (a + b + c) equal to?

UPSC CDS II 2025 Mathematics Paper

Question : 27 of 100

Marks: +1, -0

(a - b)² + (b - c)² + (c - a)² = 6 and a² + b² + c² = 29, then what is (a + b + c) equal to?

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