Consider the following (abstract) statement: If X, then Y. Suppose that we assume that X is true, and then demonstrate that Y is true. What method of proof did we use? Proof by Contradition O Proof by Cases O Proof by Contrapositive O Direct Proof

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Consider the following (abstract) statement:
If X, then Y.
Suppose that we assume that X is true, and then demonstrate that Y is true. What method of proof
did we use?
O Proof by Contradition
O Proof by Cases
O Proof by Contrapositive
O Direct Proof
Transcribed Image Text:Consider the following (abstract) statement: If X, then Y. Suppose that we assume that X is true, and then demonstrate that Y is true. What method of proof did we use? O Proof by Contradition O Proof by Cases O Proof by Contrapositive O Direct Proof
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