Short Flashcard

Front

It is a symbol in a statement that can be replaced by any element of a given universal set U.

Back

Variable

Front

A set of elements of the universal set whose substitution to the variable converts the sentence into a true statement.

Back

Truth Set

Front

A statement that is denoted by p v q.

Back

Disjunction

Front

A statement that is denoted by p v q. If the truth tables of the two statements are identical then they are said to be?

Back

Logically equivalent

Front

A declarative sentence containing variable that becomes a statement if the value of the variable is specified.

Back

Open sentence

Front

If Iligan is in the Mindanao, then Kris Aquino is a Filipino.

Back

True

Front

Identify the truth value: (x+2) (x+2) = 16 if and only if x =2.

Back

True

Front

Identify the truth value: 3² + 3 =12 if and only if 3³=9.

Back

True

Front

If today is Thursday, then yesterday was Tuesday.

Back

False

Front

Identify the truth value: 2x - 1 _> 0 implies that x is a positive real number.

Back

True