(Critical Thinking Class)

Question

1) P1:Either you finished cleaning your room or you're staying in tonight. P2:You are not staying in tonight. C:Therefore, you finished cleaning your room.

Answer 1

YES!

p = cleaning room

q = staying in

Prove:

P or Q and ~Q ---> P

P Q ~Q P or Q P or Q and ~Q conclusion

T T F T F T

T F T T T T

F T F T F T

F F T F F T