Prove that the set of all real solutions of the quadratic equations ax2 + bx + c

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Prove that the set of all real solutions of the quadratic equations ax2 + bx + c = 0, where a, b, c ∈ Z, a ≠ 0, is a countable set.

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Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

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Question Posted: Jun 21, 2016 09:24 AM

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Prove that the set of all real solutions of the quadratic equations ax2 + bx + c

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The function f Z 0 Z Z Q given by fa b c 2 a 3 b 5 c is onetoone Verify this So by ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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