UGC NET Computer Science Syllabus PDF As Per New Updated Syllabus 2021
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- Date July 14, 2021
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Venn Diagram Study Notes in Hindi with Question Answer UGC NET Paper-1 Logical Reasoning Download PDF for Free
July 14, 2021
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Ans- The negation of compound statements works as follows: The negation of “P and Q” is “not-P or not-Q”. The negation of “P or Q” is “not-P and not-Q”.a compound proposition that is always true is called tautology