Note: "Maths 1B" usually refers to the syllabus covering Locus, Transformation of Axes, Straight Lines, Pair of Straight Lines, Circles, Parabola, Ellipse, Hyperbola, Limits, Continuity, and Differentiation.
Locus, Transformation of Axes, Straight Lines, and Pair of Straight Lines. Three-Dimensional Geometry: 3D Coordinates, Direction Cosines, and Planes. Deepthi Publications Maths 1b Pdf Free Download