1. Deductive Reasoning
Section 2-4

2. Deductive reasoning uses a rule to make a conclusion.
Inductive reasoning uses examples to make a conjecture or rule.

3. Law of Detachment
If is a true conditional and p is true, then q is true.
Ex. “If a coin is a penny, then it is made of copper.”
A coin is a penny.
2. It is made of copper.

4. Law of Syllogism If and are true conditionals, then is also true.
“If it’s an apple, then it’s a fruit.”
“If it’s a fruit, then it’s good for you.”
3. “If it’s an apple, then it’s good for you.”

5. Joke Time
How do you paint a rabbit?
With hare spray!

6. What did the rabbits say when the farmer caught them in the garden?
Lettuce alone!