First slide

Introduction to mathematical reasoning

Question

$~ r \Rightarrow (~ p) \land (~ q) is equivalent to$

Moderate

A

$p \lor q \Rightarrow r$
B

$r \Rightarrow p \lor q$
C

$p \land q \Rightarrow r$
D

$r \Rightarrow (p \Rightarrow q)$

Solution

$\begin{aligned} Consider (~ r \Rightarrow\sim p \land ~ q) \\ \equiv (~ r \Rightarrow\sim (p \lor q)) \\ \equiv p \lor q \Rightarrow r \end{aligned}$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App