Known as the early influencer on Ramanujan, SL LONELY was a great mathematician from 1800. The book “Coordinate Geometry” has been updated and deals with the modern treatment of complex concepts of Coordinate Geometry. Formulated as per the latest syllabus, this complete preparatory guide is compiled with detailed theories, and a good collection of examples for an in-depth understanding of the concepts. The unique features accumulated in this book are: Compiled by BARNARD & CHILD, the book “Higher Algebra” has been updated and deals with the modern treatment of complex concepts of Algebra. Formulated as per the latest syllabus, this complete preparatory guide is accumulated with theories, Problems Exercises, and a good collection of examples for an in-depth understanding of the concepts. Compiled by various writers, the book “Problems in Mathematics” has been updated and deals with the modern treatment of complex concepts of Mathematics. Formulated as per the latest syllabus, this complete preparatory guide is accumulated with 3000 mathematics problems covering each topic taught at school to enhance problem-solving skills. Compiled by IE IRODOV, the book “Problems in General Physics” has been updated and deals with the modern treatment of complex concepts of General Physics. Formulated as per the latest syllabus, this complete preparatory guide is accumulated with 1900 Problems, Solutions, and hints for solving the most complicated ones to enhance problem-solving skills. Known as the early influencer on Ramanujan, SL LONELY was a great mathematician from 1800. The book “Plane Trigonometry” has been updated and deals with the modern treatment of complex concepts of Plane Trigonometry. Formulated as per the latest syllabus, this complete preparatory guide is compiled with detailed theories, Principle formulae, and a good collection of examples for an in-depth understanding of the concepts.