New PDF release: Algebra and Trigonometry with Analytic Geometry, Classic

By Earl Swokowski, Jeffery A. Cole

ISBN-10: 0495559717

ISBN-13: 9780495559719

The newest version within the hugely revered Swokowski/Cole precalculus sequence keeps the weather that experience made it so well-liked by teachers and scholars alike: its exposition is obvious, the time-tested workout units function quite a few functions, its uncluttered format is attractive, and the trouble point of difficulties is acceptable and constant. Mathematically sound, ALGEBRA AND TRIGONOMETRY WITH ANALYTIC GEOMETRY, vintage version, 12E, successfully prepares scholars for extra classes in arithmetic via its very good, time-tested challenge units.

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Extra resources for Algebra and Trigonometry with Analytic Geometry, Classic 12th Edition

Sample text

58 Fish population The population dynamics of many fish are characterized by extremely high fertility rates among adults and very low survival rates among the young. 00035% of the offspring survive to the age of 3 years. Use scientific form to approximate the number of offspring that live to age 3. 59 Frames in a movie film One of the longest movies ever made is a 1970 British film that runs for 48 hours. Assuming that the film speed is 24 frames per second, approximate the total number of frames in this film.

91–92: In evaluating negative numbers raised to fractional powers, it may be necessary to evaluate the root and integer power separately. For example, (؊3)2/5 can be evaluated successfully as [(؊3)1/5]2 or [(؊3)2]1/5, whereas an error message might otherwise appear. Approximate the realnumber expression to four decimal places. 08͒7/3 3/7 Exer. 93–94: Approximate the real-number expression to four decimal places. 9͒Ϫ2 (b) 527 95 Savings account One of the oldest banks in the United States is the Bank of America, founded in 1812.

To find the lcd, we form the product of the different prime factors, using the largest exponent associated with each factor. This gives us 23 и 32. We now change each fraction to an equivalent fraction with denominator 23 и 32 and add: SOLUTION 7 5 7 5 ϩ ϭ ϩ 24 18 23 и 3 2 и 32 ϭ 7 3 5 22 и ϩ и 23 и 3 3 2 и 32 22 ϭ 21 20 ϩ 3 2 2 2 и3 2 и3 ϭ 41 23 и 32 ϭ 41 72 3 L The method for finding the lcd for rational expressions is analogous to the process illustrated in Example 2. The only difference is that we use factorizations of polynomials instead of integers.

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Algebra and Trigonometry with Analytic Geometry, Classic 12th Edition by Earl Swokowski, Jeffery A. Cole

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