'Negative square root' diaporamas de présentation

Radical Expressions

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Chapter 4

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Lesson 9-1 Pages 436-440

Lesson 9-1 Pages 436-440. Squares and Square Roots. Read Pages 436-438. PA Lesson Check 7-Ch7. What you will learn!. How to find squares and square roots. How to estimate square roots. Vocabulary. What you really need to know!. A perfect square is the square of a whole number.

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Square Roots/Rational Numbers

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1-5

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1-5

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Warm Up

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Warm Up

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Square Roots/Rational Numbers

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Numbers

Numbers. Lesson 2: Perfect Squares and Cubes, Square and Cube Roots. Todays Objectives.

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1. 14

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Factor completely

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Ch. 9 Radical Expressions Radical Expressions are expressions with square roots in them.

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Square Roots

Square Roots. Including Irrational and Rational Numbers!. Square. Radical. Radicand. Square Root. Radical Sign represents the positive square root represents the negative square root Example :. 3. -3. Square Root

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Imaginary Numbers and Negative Square Roots

Imaginary Numbers and Negative Square Roots. Imaginary Numbers. The imaginary number i is the square root of -1: Example: Evaluate (3 i) 2. Generalizing Powers of i. Evaluate the examples by first finding a pattern for raising i to a power:.

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Chapter 9

Chapter 9. Entry Task, write this down . If b 2 =a then b is the square root of a. All positive real numbers have two square roots: a positive square root and a negative square root. Square roots are written with a radical symbol?, the number inside the symbol is the radicand.

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Square Root of a Number

Square Root of a Number. If b 2 = a , then b is a square root of a. square root : positive square root : negative square root : radical symbol : radicand : perfect square : irrational number : radical expression :

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