Mathematics

New PDF release: Amsco's Algebra Two and Trigonometry

By Gantert

ISBN-10: 1567657036

ISBN-13: 9781567657036

Algebra 2 trigonometry textbook will train scholars every thing there's to grasp made effortless!

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4848. . pgs 8/12/08 1:47 PM Page 43 Rational Numbers 43 Procedure To convert an infinitely repeating decimal to a common fraction: 1. Write the equation: x 5 decimal value. 2. Multiply both sides of the equation in step 1 by 10m, where m is the number of places to the right of the decimal point following the first set of repeating digits. 3. Multiply both sides of the equation in step 1 by 10n, where n is the number of places to the right of the decimal point following the non-repeating digits.

An inequality of the form (x 2 a)(x 2 b) Ͼ 0 can be solved by letting each factor be positive and by letting each factor be negative. An inequality of the form (x 2 a)(x 2 b) Ͻ 0 can be solved by letting one factor be positive and the other be negative. pgs 8/12/08 1:47 PM Page 37 Review Exercises 37 1-4 Absolute value equation • Absolute value inequality 1-5 Base • Exponent • Power • FOIL 1-6 Factor • Common monomial factor • Common binomial factor • Prime polynomials • Completely factored 1-7 Quadratic equation • Polynomial equation of degree two • Standard form 1-8 Quadratic Inequality REVIEW EXERCISES In 1–12, write each expression is simplest form.

Therefore, the solution set is {x : x Յ 24 or x Ն 22}. Answer {. , 26, 25, 24, 22, 21, 0, . pgs 8/12/08 1:47 PM Page 35 Chapter Summary 35 Exercises Writing About Mathematics 1. Rita said that when the product of three linear factors is greater than zero, all of the factors must be greater than zero or all of the factors must be less than zero. Do you agree with Rita? Explain why or why not. 2. Shelley said that if (x 2 7)(x 2 5) Ͻ 0, then (x 2 7) must be the negative factor and (x 2 5) must be the positive factor.

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Amsco's Algebra Two and Trigonometry by Gantert


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