'Rational zero test' presentation slideshows

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Chapter 2

Chapter 2. Polynomial and Rational Functions. Section 1. Quadratic Functions. Quadratic Functions. Let a, b , and c be real number with a ? 0 . The function f(x) = ax 2 + bx = c is called a quadratic function.

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Answers to homework

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The Remainder and Factor Theorems

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Zeros of Polynomial Functions

Zeros of Polynomial Functions. Section 2.5. Objectives. Use the Factor Theorem to show that x - c is a factor a polynomial. Find all real zeros of a polynomial given one or more zeros. Find all the rational zeros of a polynomial using the Rational Zero Test.

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4.2 Real Zeros

4.2 Real Zeros. Objectives: Use the factor theorem. Factor a polynomial completely. Finding Real Zeros.

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Polynomials: Algebraically finding exact zeros

First, use the Rational Zero Test to make up a list of possible rational zeros. . (see separate slideshow). Second, graph the function in the decimal viewing window by pressing , entering the function, and pressing . . Y =.

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Polynomials: The Rational Zero Test

Polynomials: The Rational Zero Test. The Rational Zero Test states that if a polynomial with real coefficients has rational zeros each will be on the following list: ? c/d , where c is a factor of the constant term and d is a factor of the leading coefficient.

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