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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define direct reasoning in your own words.
💡 Hint: Think of a path without branches.
Question 2
Easy
What is an example of a counterexample for the statement 'All swans are white'?
💡 Hint: Consider other colors of swans.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is direct reasoning?
- Reasoning through contradiction
- Directly deriving conclusions from premises
- Identifying counterexamples
💡 Hint: Think of a straight path.
Question 2
True or False: A counterexample can help to prove a statement true.
- True
- False
💡 Hint: Remember what a counterexample is for.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Using indirect reasoning, prove that if two angles are supplementary, then each angle is less than 180 degrees.
💡 Hint: Consider the properties of angles and their sum.
Question 2
Construct a universe of examples where 'All rectangles are squares' is false using counterexamples.
💡 Hint: Remember the definitions of rectangles and squares.
Challenge and get performance evaluation