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In the middle of page 258 read TESTING THE VALIDITY OF AN ARGUMENT WITH A TRUTH TABLE . 1.If the setup of your argument looks

In the middle of page 258 read TESTING THE VALIDITY OF AN ARGUMENT WITH A TRUTH TABLE.

1.If the setup of your argument looks like: p₁

p₂

p₃

p₄

a. What would the symbolic statement look like that you would need to test in your truth table?

b. Once you set up and fill in your truth table, what are you looking for to help prove or disprove that your argument is valid or invalid?

EXAMPLE 1 on page 258.

c.Just looking at the given arguments truth table, how do you know that it is an invalid argument?

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