'Irrational roots' diaporamas de présentation

6.5 The Quadratic Formula and the Discriminant

6.5 The Quadratic Formula and the Discriminant. We have a number of different way of finding the roots if a quadratic equations. #1. Making a table #2. Factoring #3. Completing the Square Now a new way that comes from completing the square. The Quadratic Formula. The Quadratic Formula.

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The Quadratic Formula and the Discriminant

The Quadratic Formula and the Discriminant. College Algebra 1.4 (day3 Notes). We have a number of different ways of finding the roots of a quadratic equation. #1. Solve by Taking Square Roots #2. Factoring #3. Completing the Square Now a new way that comes from completing the square.

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Splash Screen

Splash Screen. Then/Now New Vocabulary Key Concept: Quadratic Formula Example 1: Two Rational Roots Example 2: One Rational Root Example 3: Irrational Roots Example 4: Complex Roots Key Concept: Discriminant Example 5: Describe Roots Concept Summary: Solving Quadratic Equations.

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Lesson 3 Menu

Five-Minute Check (over Lesson 9-2) Main Ideas and Vocabulary Targeted TEKS Example 1: Irrational Roots Key Concept: Completing the Square Example 2: Complete the Square Example 3: Solve an Equation by Completing the Square Example 4: Solve a Quadratic Equation in Which a ? 1.

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The Quadratic Formula.

The Quadratic Formula. What Does The Formula Do ?. The Quadratic formula allows you to find the roots of a quadratic equation (if they exist) even if the quadratic equation does not factorise. The formula states that for a quadratic equation of the form :. ax 2 + bx + c = 0.

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Radical Expressions and Functions

Radical Expressions and Functions. Section 8.1 MATH 116-460 Mr. Keltner. Finding the n th root of a number. Finding the square root of a number involves finding a number that, when squared, equals the given number. In other words, finding such that b 2 = a .

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5.5 Theorems about Roots of Polynomial Equations

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Polynomial Equations with Irrational Solutions

Polynomial Equations with Irrational Solutions. Objective: Students will find irrational roots of equations . a x 2 +bx+c=0 Roots of equation are. Pre-Class. Does the equation X2+1=0 have any roots?. X2+1=0. If you got these roots: Then you are thinking that a mistake was made somewhere.

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