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Prop's of Equality. 1. Reflexive (reflex)Hint2. Symmetric (symm)Hint3. Transitive (trans)Hint. Prop's of Equality. 4. Addition (add)Hint5. Subtraction (subtr)Hint6. Multiplication (mult)Hint. Prop's of Equality. 7. Division (div)Hint8. Substitution (subst)Hint9. Distri
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1. 2.6 Algebraic Proof
2. Prop’s of Equality 1. Reflexive (reflex)
Hint
2. Symmetric (symm)
Hint
3. Transitive (trans)
Hint
5. Example – Name the prop used: If 3x = 120 ? x = 40.
If 12 = AB ? AB = 12.
If AB = BC & BC = CD ? AB = CD.
If y = 75 & y = m<A ? m<A = 75.
6. Paragraph Proof (review) – informal proof in form of paragraph that uses facts to justify each step2-Column Proof – formal proof in which 2 columns are needed: 1. statements 2. reasons
7. Parts of 2-Column Proof Given: ~~~~~~~
Prove: ~~~~~~~
8. Example 6-2a
9. Example 6-2c
10. Example 6-2e
11. Example 6-4b
12. Example 6-4c
13. Assignment 2.6 p. 97 (14-25 all, 26-32 even, 38-42 even, 48-52 even)