If a, b, c and d are integers such that a + b +c+ d = 30, then the minimum possible value of (a−b)2+(a−c)2+(a−d)2 is___

If a, b, c and d are integers such that a + b +c+ d = 30, then the min

1.	If a, b, c and d are integers such that a + b +c+ d = 30, then the minimum possible value of (a−b)2+(a−c)2+(a−d)2 is___
Answer» If a, b, c and d are integers such that a + b +c+ d = 30, then the minimum possible value of $(a - b)^{2} + (a - c)^{2} + (a - d)^{2}$ is___

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If a, b, c and d are integers such that a + b +c+ d = 30, then the minimum possible value of (a−b)2+(a−c)2+(a−d)2 is___

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