P Show that the quadratic equation \( \mathrm{x}^{2}+7 \mathrm{x}-1...

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Show that the quadratic equation \( \mathrm{x}^{2}+7 \mathrm{x}-14\left(\mathrm{q}^{2}+1\right)=0 \) where \( \mathrm{q} \) is an integer, has no integral roots.
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