Transcription of Sum of Rational and Irrational Is Irrational
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Sum of Rational and Irrational Is Irrational 2016 by Education Development Center. Sum of Rational and Irrational Is Irrational is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives International License. To view a copy of this license, visit To contact the copyright holder email This material is based on work supported by the National Science Foundation under Grant No. DRL-1119163. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. About Illustrations: Illustrations of the Standards for Mathematical Practice (SMP) consist of several pieces, including a mathematics task, student dialogue, mathematical overview, teacher reflection questions, and student materials.
N-RN.B.3 Explain why the sum or product of two rational numbers is rational; that the sum of a rational number and an irrational number is irrational; and that the product of a nonzero rational number and an irrational number is irrational. Math Topic Keywords: rational numbers, irrational numbers, proof, proof by contradiction, indirect proof
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