One more - involving proofs of P, P=Q and whether it is true or false.

[katburns03]

Suppose P, P=Q are true statements. Then Q is a true statement as well.

Prove or disprove.

 

[Deleted member 4993]

Suppose P, P=Q are true statements. Then Q is a true statement as well.

Prove or disprove.

You have posted several problems without showing a line of original work.

Please share your work with us .

If you are stuck at the beginning tell us and we'll start with the definitions

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