The value of a so that the sum of the squares of the roots of the equations `x^2-(a -2)x-a+1=0` assume the least value is

The value of a so that the sum of the squares of the roots of the equation x^2-(a-2)x-a+1=0 assume the least value, is

The value of a so that the sum of the squares of the roots of the equation x^(2)-(a-2)x+1-a =0 assumes the least value is -

The value of a for which the sum of the squares of the roots of the equation x^(2)-(a-2)x-a-1=0 assume the least value is

The value of a so that the sum of the squares of roots of the equation x^2-(a-2)x-a+1=0 assume the least value is

The value of a so that the sum of the squares of roots of the equation x^2-(a-2)x-a+1=0 assume the least value is

The value of a so that the sum of the squares of the roots of the equation x ^(2) -(a -2) x -a + 1 =0 assumes the least values is : a)0 b)1 c)2 d)3

The value of a for which the sum of the squares of the roots of the equation x^2 -(a-2)x-a-1=0 assume the least value is

The value of a for which the sum of the squares of the roots of the equation x^(2)-(a-2) x-a-1=0 assumes the least value is