Exponential Equations Having Exactly Two Solutions

Berinde, Vasile

doi:10.1007/978-3-0348-7889-0_14

Vasile Berinde²

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Abstract

The starting point of all investigations and explorations in this section isProblem 14. Solve the equation

$$ {4^x}{9^{\frac{1}{x}}} + {4^{\frac{1}{x}}}{9^x} = 210. $$

(1)

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References

V. Berinde Exponential Equations with Exactly Two Solutions.(Romanian), Lucr. Semin. Creativ. Mat.4(1994–1995), 1994–1995
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V. Chiriac, M. Chiriac Problems of Algebra.(Romanian), Editura Tehnica, 1977
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O. Konnerth On the Equation.(Romanian), Gazeta Matematica87(1982), no. 2, 55–56
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Authors and Affiliations

Department of Mathematics and Computer Science, North University of Baia Mare, Str. Victoriei Nr. 76, Baia Mare, 4800, Romania
Vasile Berinde

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Vasile Berinde
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Berinde, V. (2004). Exponential Equations Having Exactly Two Solutions. In: Exploring, Investigating and Discovering in Mathematics. Birkhäuser, Basel. https://doi.org/10.1007/978-3-0348-7889-0_14

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DOI: https://doi.org/10.1007/978-3-0348-7889-0_14
Publisher Name: Birkhäuser, Basel
Print ISBN: 978-3-7643-7019-0
Online ISBN: 978-3-0348-7889-0
eBook Packages: Springer Book Archive

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