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Numbers and Quantification

CBSE · Class 11 · Applied Mathematics

Complete topic list for Numbers and Quantification in CBSE Class 11 Applied Mathematics. Key concepts, sub-topics, and what to focus on for board exams.

45 questions22 flashcards5 concepts

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4 Topics · CBSE Class 11 Applied Mathematics

Topics in Numbers and Quantification

1

Prime Numbers and Their Properties

  • A prime number p > 1 has only 1 and p as positive divisors
  • Composite numbers have divisors other than 1 and themselves
  • 1 is neither prime nor composite
2

RSA Cryptography and Applications

  • RSA uses large prime numbers for secure communication
  • Based on difficulty of factoring large composite numbers
  • Uses Euler's theorem: a^φ(m) ≡ 1 (mod m) when gcd(a,m) = 1
3

Binary Number System

  • Binary uses only digits 0 and 1 (base 2)
  • Each position represents a power of 2
  • Computers use binary internally for all operations
4

Complex Numbers (Preliminary)

  • Complex numbers extend real numbers to include √(-1)
  • i² = -1, i³ = -i, i⁴ = 1 (pattern repeats every 4 powers)
  • Standard form: z = a + bi where a,b ∈ ℝ

Key Concepts

Prime numbers are positive integers greaterRSA is a publicBinary numbers use only digits 0Complex numbers have the form zIndices (exponents) represent repeated multiplication

Frequently Asked Questions

What are the important topics in Numbers and Quantification for CBSE Class 11 Applied Mathematics?
Numbers and Quantification covers several key topics that are frequently asked in CBSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Numbers and Quantification — CBSE Class 11 Applied Mathematics?
Understand the core concepts first, then work through the 45 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All 12 chapters — CBSE Class 11 Applied Mathematics Syllabus

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