If x + y + z = 6 and xy + yz + zx = 11, what is the val... | Maths Class 9

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Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

If x + y + z = 6 and xy + yz + zx = 11, what is the value of (x - y)² + (y - z)² + (z - x)²?

A) 6B) 12C) 18D) 24

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