Find the value of (X1−A)(X2−B)(X3−C)……..(X26−Z) where A,B,C…Z take values from 26 in the descending order and X1,X2,X3…..X26 take the square of the values of A,B,C…respectively.
Take note that X26=1 and Z is also equal to 1. (1-1) = 0, the entire product becomes zero.