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Math 215 Homework 9: Adding Rational Numbers and Finding Squareroots, Assignments of Mathematics

University of Illinois - Chicago Mathematics

Math 215 homework 9 with problems related to adding rational numbers written in different fractions, showing that there is no rational number with a square equal to 15, and finding the rational representation of a repeating decimal. Students are expected to use the given definition of addition and properties of rational numbers to solve the problems.

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Pre 2010

Uploaded on 07/23/2009

koofers-user-8uv-1 🇺🇸

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Download Math 215 Homework 9: Adding Rational Numbers and Finding Squareroots and more Assignments Mathematics in PDF only on Docsity! Math 215. Homework 9 due 04/7/08 1. Show that the definition of addition: a b + c d = ad+bc bd gives result independent of a presentation of a rational number as a fraction. Give examples illustrating that adding rational numbers written as different fractions produces the same sum. 2. Show that there is no rational number which square is equal to 15. 3. Write 1.23457575757.... as a ratio of two integers. 4. Problem 21 on p.185. 1

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Math 215 Homework 9: Adding Rational Numbers and Finding Squareroots, Assignments of Mathematics

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