Question

If p, q and r are three propositions, then which of the following combination of truth values of p, q and r makes the logical expression ${(p∨q)∧((∼p)∨r)}🡢((∼q)∨r)$ false?

• A. p = F, q = T, r = F
• B. p = T, q = F, r = T
• C. p = T, q = T, r = F
• D. p = T, q = F, r = F

Answer 1

Answer: (A)

p = F, q = T, r = F

Answer 2

The correct answer is p = F, q = T, r = F