Elementor #23908
- Posted by DIWAKAR EDUCATION HUB
- Categories Important Updates
- Date June 29, 2021
- Comments 0 comment
hello
hello
You may also like
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