NIMCET 2012 Question Paper with solutions

Question : 59 of 120

Marks: +1, -0

Let x, y and z be distinct integers, x and odd and positive and z is even and positive. Which one of the following statements cannot be true?

Solution:

x, y, z are distinct integers.
and x and y are odd positive integers and z is even positive integers.
Then, (x - z) = Odd integers

(x-z)^2

= Odd positive number
and

(x-z)^2

. y = Odd x Even = Odd number

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