NCTB উচ্চতর গণিত (Higher Mathematics) Book  Class Nine & Ten (নবম ও দশম শ্রেণি) 2023 বই  PDF Download
Updated: 31st July, 2023
Authors: Muhammad Kaykobad, Dr. Muhammad Abul Hossain, Newton Lee, Tifat Shahriar, Arif Hasan Rahman, and Ariful Islam Chowdhury
Editors: Dr. Abdul Matin, Ahdul Hafiz, Dr. Shahriar Alam, Md. Abdul Mottalib, and Munawar Abul Jay
The NCTB Mathematics Textbook for Class Nine & Ten is published by the National Curriculum and Textbook Board. This textbook is designed for students in classes nine and ten for the academic year 2013. It has been reviewed and modified to make the content easy to understand and accessible.
The textbook covers a wide range of mathematical concepts and topics. It includes chapters on sets, functions, relations, trigonometry, geometry, algebra, and more. Each chapter provides indepth explanations, examples, and exercises to help students grasp the fundamental principles of mathematics.
The book is divided into several sections, including:
 Chapter 1: Sets
 Introduction to sets
 Set operations
 Properties of set operations
 Union and intersection of sets

Equivalence of sets

Chapter 2: Functions and Relations
 Introduction to relations and functions
 Domain and range of functions
 Types of functions
 Composite functions

Inverse functions

Chapter 3: Trigonometry
 Introduction to trigonometric ratios
 Trigonometric identities
 Trigonometric functions

Solving trigonometric equations

Chapter 4: Geometry
 Basic geometric concepts
 Properties of triangles, quadrilaterals, and circles
 Coordinate geometry

Area and volume

Chapter 5: Algebra
 Linear equations and inequalities
 Quadratic equations
 Polynomials
 Rational expressions
 Exponents and logarithms
This comprehensive textbook is an essential resource for students studying mathematics in classes nine and ten. It provides a strong foundation in mathematical concepts and prepares students for higherlevel mathematics. With its clear explanations and numerous examples, this textbook is a valuable tool for both teachers and students.