00440nam a22001217a 4500020002400000082001300024100004900037245005200086260005200138300003200190500002000222650007600242  a9781906622657 (pbk)  a511bGUR  aGurney, lauren aDavid rayneraPaul williams  aEssential maths a level pure mathematics book 1  aWelwyn garden citybElmwood education ltdc2017  av, 290 p.b: ill.c; 26 cm.  aIncludes Index.  aMathematicsvCoordinate geometryvTrigonometry vAlgebravVectorsvNCUK