Given:
Let p = Line a is parallel to line b
Let q = Some prime numbers are odd
Let r = 3+4 > 6
Let s = All irrational numbers are real numbers

Write the following propositions using p, q and logical connectives.
a. p ˄ q ˅ s
b. ¬ r ˅ r
c. (q ˅ ¬ s) ˄ r
d. (¬ r ˄ ¬ p) → s
e. ((p ˅ ¬ q) ˄ r) ↔ ¬so​