Exercise 1.2.2: Translating English statements into logic. About Express each statement in logic using the variables: p: It is windy. q: It is cold. r: It is raining. (a) It is windy and cold. (b) It is windy but not cold. (c) It is not true that it is windy or cold. (d) It is raining and it is windy or cold. (e) It is raining and windy or it is cold. (f) It is raining and windy but it is not cold.

Explanation:

Note, the symbol ∧ is the and conjunction and is used when all the statements (eg A and B) are true. While ∨ is the disjunction symbol, it is used when any one of the statements (A or B) is true, or both statements are true.

a) p ∧ q

b) p ∧ -q

c) (p ∨ q)

d)  r ∧ (p ∨ q)

e) (r ∧ p) ∧ q

f)  (r ∧ p) -q

read the excerpt from “the blackfeet creation.”

what does this excerpt show about blackfeet culture?

the blackfeet prefer to eat cooked meat.

the blackfeet eat small game as well as buffalo.

the blackfeet believe that buffalo are sacred.

the blackfeet animals for providing them with food.

the correct answer can either be a or b because it could be both but you should probally choose b