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Solution of question 7668. - MaRDI portal

Solution of question 7668. (Q1532815)

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scientific article; zbMATH DE number 2689298
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Solution of question 7668.
scientific article; zbMATH DE number 2689298

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    Solution of question 7668. (English)
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    1890
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    Ist \(m\) eine beliebige positive ganze Zahl und sind \(a,b,c\) reelle Grössen, so kann die Gleichung \[ a\left\{1+x+\frac {x^2}{2!}+\frac {x^3}{3!}+\cdots+\frac {x^m}{m!}\right\} \] \[ +b\left\{1-x+\frac {x^2}{2!}-\frac {x^3}{3!}+\cdots+(-1)^m\cdot \frac {x^m}{m!}\right\}+c=0 \] nicht mehr als zwei reelle Wurzeln haben.
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