The Gateway to Computer Science Excellence
First time here? Checkout the FAQ!
0 votes


in Mathematical Logic by Loyal (5.5k points)
edited by | 55 views

1 Answer

+1 vote
1 is false as coverse of p->q is not equal to the later

2 is true,u can take examples

3 is true take x=1

4 is true

so all together 3 statements are true
by Active (1.4k points)

Related questions

Quick search syntax
tags tag:apple
author user:martin
title title:apple
content content:apple
exclude -tag:apple
force match +apple
views views:100
score score:10
answers answers:2
is accepted isaccepted:true
is closed isclosed:true
50,092 questions
55,263 answers
86,083 users