Practice Introduction to Linear Congruences - 10.1 | 10. Linear Congruence Equations and Chinese Remainder Theorem | Discrete Mathematics - Vol 3
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the form of a linear congruence?

💡 Hint: Look for the equation that involves a modulus.

Question 2

Easy

Can a linear congruence have infinitely many solutions?

💡 Hint: Consider the adjustments involving k.

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 a linear congruence?

  • A polynomial equation
  • An equation in modular arithmetic
  • A geometric representation

💡 Hint: Focus on the definition involving moduli.

Question 2

True or False: The Chinese Remainder Theorem assures a unique solution for any system of linear congruences.

  • True
  • False

💡 Hint: Consider the conditions under which CRT applies.

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Challenge Problems

Push your limits with challenges.

Question 1

Find all integer solutions for the linear congruence \( 8x \equiv 16 \mod{48} \) and explain your steps.

💡 Hint: Consider how to simplify the equation.

Question 2

Prove that if \( a \) is a solution of the system of congruences from the Chinese Remainder Theorem, then any number of the form \( a + lm \) (where \( m \) is the product of modulus) is also a solution.

💡 Hint: Write out what happens for each modulus.

Challenge and get performance evaluation