Let and be statements. If we want to disprove the claim that " implies ", we need to show that
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1 mark, −0.5MathematicsLogic and proof techniquesPropositional logic and conditionalsEasyabout 1 min
JNU SSS 2010 Question 67: Logic and proof techniques
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Let X and Y be statements. If we want to disprove the claim that " X implies Y ", we need to show that (A) X is false (B) Y is false (C) X is true, but Y is false (D) Y is true, but X is false
Logic and proof techniques has come up 73 times in 3 exams since 2004.
What this question tests
This question is on Propositional logic and conditionals, part of Logic and proof techniques in Mathematics.
Statements, truth values and how if-then statements are negated, reversed and chained.
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Question from the JNU SSS 2010 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.