Answer:
1.The propositions are equal or logically equivalent if they always have the same truth value. That is, p and q are logically equivalent if p is true whenever q is true, and vice versa, and if p is false whenever q is false, and vice versa.2."It rains" is the hypothesis. "They cancel school" is the conclusion. To form the converse of the conditional statement, interchange the hypothesis and the conclusion.
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Converse, Inverse, Contrapositive.
3.