Practice Non-negative Integers under Addition - 13.3.2 | 13. Group Theory | Discrete Mathematics - Vol 3
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define the closure property in the context of group theory.

💡 Hint: Think about what happens when you add two elements in a set.

Question 2

Easy

What is the identity element for addition?

💡 Hint: Consider the effect of adding zero to a number.

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 does the closure property ensure in a group?

  • The result is always zero
  • The result is an element of the set
  • The result is always greater than zero

💡 Hint: Think about adding elements and their results.

Question 2

True or False: Every set that includes zero and is closed under addition is a group.

  • True
  • False

💡 Hint: Consider the necessity of having inverses in the group definition.

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Challenge Problems

Push your limits with challenges.

Question 1

Given the set of even integers, do they form a group under addition? Justify your answer based on the group properties.

💡 Hint: Check each property to confirm.

Question 2

Design a new set and operation that fails to meet one of the group properties and identify which property is violated.

💡 Hint: Think about operations that might produce results outside the defined set.

Challenge and get performance evaluation