Practice Solving the Equations - 21.2.3 | 21. Roots of a Polynomial | 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 a root of a polynomial?

💡 Hint: Think of the definition we started with.

Question 2

Easy

What is the factor theorem?

💡 Hint: Recall how roots relate to factors.

Practice 3 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 factor theorem state?

  • If f(α) = 0
  • then (x - α) is a factor of f(x).
  • Every polynomial has exactly n factors.
  • The degree of a polynomial does not affect the number of roots.

💡 Hint: Think about how roots relate to the factors of polynomials.

Question 2

True or False: A polynomial of degree n can have n distinct roots.

  • True
  • False

💡 Hint: Recall the relationship between degree and roots.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given the polynomial p(x) = 2x^3 - 4x^2 + 2x, find its roots and determine its irreducible components.

💡 Hint: Consider using factoring techniques or the quadratic formula.

Question 2

Factor the polynomial q(x) = x^4 + x² + 1 over complex numbers.

💡 Hint: Look for patterns or potential quadratic factors.

Challenge and get performance evaluation