Ask your own question, for FREE!
Discrete Math 10 Online
OpenStudy (anonymous):

The notation ∃!xP(x) denotes the proposition "There exists a unique x such that P(x) is true." If the universe of discourse is the set of integers, what are the truth values of the following? 1. ∃!x(x>1) 2. ∃!x(x2=1) 3. ∃!x(x+3=2x) 4. ∃!x(x=x+1) What I got was: 1. F 2. T 3. T 4. F but one of them isn't correct and I'd like to understand why

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
1 day ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
1 day ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!