1.

If x, y, z are positive integers then value of the expression (x + y) (y + z) (z + x) is(a) = 8xyz(b) > 8xyz(c) < 8xyz(d) = 4xyz

Answer» If x, y, z are positive integers then value of the expression (x + y) (y + z) (z + x) is

(a) = 8xyz

(b) > 8xyz

(c) < 8xyz

(d) = 4xyz


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