Secondary 2

Section 2.7 (page 104)

7, 12-17 all

You also need to know:

8 properties of Algebra:

1. Commutative property of addition.
• A + B = B + A
2. Associative property of multiplication
• ( A + B ) + C = A + ( B + C )
3. Commutative property of multiplication
• A x B = B x A
4. Associative property of multiplication
• (A x B) x C = A x (B x C)
5. Distributive property
• A ( B + C ) = AB + AC 
6. Addition property of zero (0)
• a + 0 = a
7. Multiplication property of zero (0)
• a x 0 = 0
8. Multiplication property of one (1)
• a x 1 = a

Property of equality

Deductive reasoning rules:

• Reflexive
• Transitive
• Symmetric
• Substitution