Class Activity 6/28/23

MTH 231, done in class Wednesday, 6/28/23

1. Let r be the proposition "It is raining," s the proposition "The sun is shining," and w the proposition "It

is windy." Write the following propositions using r, s, and w and logical connectives.

(a) It is windy, and either the sun is shining or it's raining.

(b) If it's not raining, then the sun is shining but it's not windy.

(c) If it's raining or windy, then the sun is not shining.