The eastern part is the plain of Holderness[?], the western the Yorkshire Wolds.
Towns and villages
Places of interest
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... b/(2a) from both sides, we get <math>x=\frac{-b}{2a}\pm\frac{\sqrt{b^2-4ac}}{2a}=\frac{-b\pm\sqrt{b^2-4ac}}{2a}.</math> ...