Brent,

First of all, Thanks for prompt reply.

But i was facing problem with "Statement 1: x^2 is an even integer", which can take x as negative value. In that case one is unable to decide whether the integer x is even.

1. x2 = x(even)* x(even)
2. x2 = x(-ve)* x(-ve)

Please clarify.

Note one thing helpful in Assumption -

If X --> Y

Then the assumption NOT X --> Y is always wrong.

Subject verb agreement

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