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Who Cares if \(x^2+1=0\) Has a Solution?

by Viet Ngo (California State University Long Beach) and Saleem Watson (California State University Long Beach)

This article originally appeared in:
College Mathematics Journal
March, 1998

Subject classification(s): Complex Numbers | Number Concepts | Numbers and Computation
Applicable Course(s): 3.6 Differential Equations | 3.2 Mainstream Calculus II

Four motivating examples of applying complex numbers to real problems

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Capsule Course Topic(s):
Ordinary Differential Equations | Analytic Methods
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