Day 24 of 30
Finding zeros of polynomials
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Learning Objective
Students will explore finding zeros of polynomials through guided practice and application.
This lesson focuses on finding zeros of polynomials. Mathematics provides tools for modeling and analyzing complex systems.
A polynomial is an expression of the form aₙxⁿ + ... + a₁x + a₀ with non-negative integer exponents. Terms: monomial (one term), binomial (two), trinomial (three). Degree is the highest exponent. To add/subtract polynomials, combine like terms. To multiply: use distributive property, FOIL for binomials, or area models. Polynomials model many real-world relationships!
As you engage with this material, consider both the theoretical foundations and practical applications. Think critically about how this concept builds on prior knowledge and where you might apply it beyond the classroom.
Challenge yourself to go beyond memorization—seek to understand the "why" behind the processes and principles.
A mathematical question requiring analysis and solution
The result obtained by solving a problem
Instructions
Materials Needed
- Notebook
- Calculator (if needed)
- Graph paper
Practice Problem 1: Apply what you learned today.
Practice Problem 2: Try a similar problem on your own.
Challenge: Can you create your own problem like the ones we practiced?
Teaching Tip
For advanced learners: Encourage deeper analysis and real-world connections. Consider extension activities that allow students to apply finding zeros of polynomials to novel situations.