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3. Determine the converse, inverse, and contrapositive of the given conditional. Then, determine the truth value of each (including that of the given conditional).

3. Determine the converse, inverse, and contrapositive of the given conditional. Then, determine the truth value of each (including that of the given conditional). "The two angles are not congruent if they are not vertical." 4. Use the truth table to determine whether the given proposition is a tautology, contradiction, or contingency. a. (SR) (Q VP) b. [T (Q R)]

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