Answer to Question #182470 in Discrete Mathematics for Celine

Question

PREDICATE LOGIC:

Write the following predicates symbolically and determine its truth value.

Note: Use at least three (3) values for the variables.

1. for every real number x, if x>1 then x – 1 > 1

2. for some real number x, x2 ≤ 0

C. Translate the following English sentence into symbol. (3 pts each)

1. No one in this class is wearing pants and a guitarist.

Let:

Domain of x is all persons

A(x): x is wearing pants

B(x): x is a guitarist

C(x): belongs to the class

Answer: __________________________________________________

2. No one in this class is wearing pants and a guitarist.

Let:

Domain of x is persons in this class

A(x): x is wearing pants

B(x): x is a guitarist

Answer: __________________________________________________

3. There is a student at your school who knows C++ but who doesn’t 

know Java.

Let:

Domain: all students at your school

C(x): x knows C++

J(x): x knows Java

Answer: ______________________________

Answer 1

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