Question: Can you some description to explain your answers ? 4. Simplify the following statements (so that negation only appears right before variables). (a) -(P-Q). (b)

Can you some description to explain your answers ? 4. Simplify

Can you some description to explain your answers ?

4. Simplify the following statements (so that negation only appears right before variables). (a) -(P-Q). (b) (-PV-Q-(-QAR)

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