Carl E. Linderholm, Mathematics Made Difficult, World Publishing, 1971.

CRIMEAN GOTH EATING BREAD

Show that the quadratic equation had two purely imaginary roots (at least one Goth ordered a variable-sided square loaf). Explain the meaning of this answer in practical terms so as to be readily understood by (i) a provincial baker with some school maths; (ii) a Crimean Goth.