2. Equality & Inequality Relations Flashcards
1
Q
What is the REFLEXIVE PROPERTY?
A
a = a
2
Q
What is the SYMMETRIC PROPERTY?
A
If a = b, then b = a.
3
Q
What is the TRANSITIVE PROPERTY?
A
If a = b and b = c, then a = c.
4
Q
What is the SUBSTITUTION PROPERTY?
A
If a = b, then in any statement in which a or b appears, one may replace the other.
5
Q
What is the TRANSITIVE PROPERTY OF INEQUALITY?
A
If a<b><c.</b>
6
Q
When does |a| = a?
A
When a >= 0
7
Q
When does |a| = -a?
A
When a < 0
