Answer to Question #109021 in Discrete Mathematics for Mir Musaib

Question

Let I(x) be the statement “x has an Internet connection” and C(x,y) be the statement “x and y have chatted over the Internet,” where the domain for the variables x and y consists of all students in your class. Use quantifiers to express each of these statements.
a) Jerry does not have an Internet connection.
b) Rachel has not chatted over the Internet with Chelsea.
c) Jan and Sharon have never chatted over the Internet.
d) No one in the class has chatted with Bob.
e) Sanjay has chatted with everyone except Joseph.
f) Someone in your class does not have an Internet connection.
g) Not everyone in your class has an Internet connection.
h) Exactly one student in your class has an Internet connection.
i) Someone in your class has an Internet connection but has not chatted with anyone else in your class.
j) There are at least two students in your class who have not chatted with the same person in your class

Answer 1

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