Question

Let $p$ and $q$ be two statements. Then, $p\vee q$ is false, if

• A. $p$ is false and $q$ is true
• B. both $p$ and $q$ are false
• C. both $p$ and $q$ are true
• D. None of the above

Answer 1

Answer: (B)

$p\vee q$ is false only when both $p$ and $q$ are false.