01. Number Systems


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Description:

Boost your preparation for Chapter 1: Number Systems with this well-structured NCERT Solutions PDF, fully aligned with the latest CBSE Class 9 Mathematics syllabus (2025–26). It provides accurate, step-by-step solutions to all textbook problems, making it easier for students to understand concepts like rational numbers, irrational numbers, real numbers, and their decimal expansions.

Ideal for Class 9 CBSE students, teachers, and parents for exam preparation, homework help, and quick revisions.

What’s Inside This PDF?

✅ Complete solutions to all NCERT in-text and exercise questions
 ✅ Step-by-step explanations for conceptual clarity
 ✅ Covers key topics like real numbers, irrational numbers, decimal expansions, and laws of exponents
 ✅ Includes solved examples for better understanding
 ✅ Prepared as per CBSE’s latest marking scheme
 ✅ Based entirely on the official NCERT Class 9 Maths Chapter 1 textbook

Why Use This NCERT Solution?

✅ Concept Clarity – Explains the difference between terminating and non-terminating decimals, laws of exponents, and representation of irrational numbers
 ✅ Exam-Ready Format – Answers framed in CBSE board-friendly style
 ✅ Time-Efficient – Ideal for last-minute revisions and quick homework reference
 ✅ Syllabus-Accurate – 100% updated for the academic year 2025–26

Frequently Asked Questions (FAQs)

A number that can be expressed as p/q where p and q are integers and q ≠ 0.

A number that cannot be expressed as p/q and has a non-terminating, non-repeating decimal expansion.

0.75 (e.g., 3/4).

Terminating decimals end after finite digits; recurring decimals repeat a pattern infinitely.

am × an = am+n.

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