Recent content by shinghan

I'm having some troubles about some exercises regarding my first year logic course. 1) Deriving (P -> Q) \/ (Q -> R) and showing that this statement is a tautology without using truth tables or venn diagrams. So far I have no clue on how to start this question. From what I remember in...

Hey everyone, I'm in my final year in high school right now and I always seem to be stressed about physics. My other classes are fine with high 80's/90's, but with physics, I always seem to be in my low 70's o.o. I'm just wondering if some people have experienced this problem before and how did...