If 2s = a + b + c, then the value of the determinant |\table a^2,(s-a)^2,(s-a)^2;(s-b)^2,b^2,(s-b)^2;(s-c)^2,(s-c)^2,c^2| is

Correct Answer is : 2 (s - a) (s - b) (s - c) s3