Handout
Cut the Knot

Cut the Knot!: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Contains detailed historical information regarding the Fundamental Theorem of Algebra and the various proofs that were developed. Click on the links at the bottom of the page to access all the information.
Unit Plan
CK-12 Foundation

Ck 12: Find Imaginary Solutions: Fundamental Theorem of Algebra

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Here you will learn about the Fundamental Theorem of Algebra, and how to apply it to various functions. You will also review using the quadratic equation to find...
eBook
CK-12 Foundation

Ck 12: Algebra Ii: 11.13 Fundamental Theorem of Algebra

For Students 9th - 10th Standards
The Fundamental Theorem of Algebra is really the foundation on which most of the study of Algebra is built. In simple terms it says that every polynomial has zeros. That means that every polynomial can be factored and set equal to zero....
Unit Plan
CK-12 Foundation

Ck 12: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Resources for teaching and applying the Fundamental Theorem of Algebra.
eBook
CK-12 Foundation

Ck 12: Algebra Ii: 1.7 the Fundamental Theorem of Algebra for Quadratics

For Students 9th - 10th Standards
This section will primarily explore how the Fundamental Theorem of Algebra applies to Quadratic Functions.
Handout
Math Medics

S.o.s. Math: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
This lesson takes a look at the Fundamental Theorem of Algebra. It gives information on solving multiplicity of roots and quadratic polynomials. Also gives a brief history and provides some learning exercises to practice.
Handout
University of St. Andrews (UK)

University of St. Andrews: The Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Contains a brief historical description of how the Fundamental Theorem of Algebra evolved.
Unit Plan
CK-12 Foundation

Ck 12: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Know the Fundamental Theorem of Algebra; show that it is true for quadratic polynomials.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Rational Zeros and the Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Twenty-four problems present a variety of practice applying the Rational Zeros Theorem and The Fundamental Theorem of Algebra in different situations. They are given with each step to the solution cleverly revealed one at a time. You can...
Handout
Math Is Fun

Math Is Fun: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Description and examples of the fundamental theorem of algebra.
Unit Plan
Cut the Knot

Cut the Knot!: Remarks on Proving the Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Contains relevant information regarding to the fundamental theorem of algebra.
Unit Plan
Cut the Knot

Cut the Knot!: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
Contains a summary of the fundamental theorem of algebra as it pertains to integrals.
Website
Other

U of North Dakota: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
A historical overview of the Fundamental Theorem of Algebra. Links to historic mathematicians and the development of this theorem.
Activity
Math Notes and Math Tests

Pre Calculus Notes: The Fundamental Theorem of Algebra (Fta) [Pdf]

For Students 9th - 10th Standards
Learners examine the fundamental theorem of algebra. The resource investigates the linear factorization theorem, Descartes's rule of signs, and rules for zeros.
Unit Plan
CK-12 Foundation

Ck 12: Find Imaginary Solutions

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students are finding complex roots of polynomials and applications of the Fundamental Theorem of Algebra. Students examine guided notes, review...
Handout
Wolfram Research

Wolfram Mathworld: Fundamental Theorem of Algebra From Mathworld

For Students 9th - 10th Standards
This site from MathWorld contains a short description of the fundamental theorem of algebra.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Zeroes/roots of Polynomials

For Students 9th - 10th Standards
Learn about the root or zero of a polynomial with this reference guide. Includes definitions, step-by-step instructions on how to find all the zeroes for a given polynomial, and multiple examples. Also included is a description of The...
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson shows you how to find any solution, including imaginary ones, to a polynomial. Students examine guided notes, review guided practice, watch instructional...
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Apr Zeroes and Factorization of a General Polynomial

For Teachers 9th - 10th Standards
In this task, young scholars investigate the properties of a polynomial of degree d > 0. The task relates to the Fundamental Theorem of Algebra. Aligns with A-APR.B.2.
Graphic
Curated OER

S.o.s. Math: Fundamental Theorem of Algebra

For Students 9th - 10th
This lesson takes a look at the fundamental theorem of algebra. It gives information on solving multiplicity of roots and quadratic polynomials. Also gives a brief history and provides some learning exercises to practice.
Graphic
Curated OER

S.o.s. Math: Fundamental Theorem of Algebra

For Students 9th - 10th
This lesson takes a look at the fundamental theorem of algebra. It gives information on solving multiplicity of roots and quadratic polynomials. Also gives a brief history and provides some learning exercises to practice.
Graphic
Curated OER

S.o.s. Math: Fundamental Theorem of Algebra

For Students 9th - 10th
This lesson takes a look at the fundamental theorem of algebra. It gives information on solving multiplicity of roots and quadratic polynomials. Also gives a brief history and provides some learning exercises to practice.
Lesson Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: The Definite Integral: Algebraic Approach and the Ftc

For Teachers 9th - 10th
Students learn how to evaluate the definite integral using an algebraic approach and the Fundamental Theorem of Calculus. Topics examined are the antiderivative, substitution technique, and marginal cost. The tutorial explores the...