Chapter 1: Number Systems
๐ About this chapter
Real numbers, irrational numbers, laws of exponents and their decimal expansions.
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Learning Objectives
By end of this chapter you will:
1
Understand Types of Numbers and Irrational Numbers2
Apply 3 key formulas3
Define: Natural, Whole, Integer4
Solve NCERT exercises confidently๐ Prerequisites
๐Basic mathematics from Class 8
๐ Chapter Stats
Difficulty๐ฑ Beginner
Est. Time41 min
Topics4
Formulas3
Experiments0
Progress0%
๐ก Did You Know?
โฆฯ (pi) is irrational โ proved by Lambert in 1768
โฆe (Euler's number) is also irrational
โฆโ2 โ 1.41421356... (never repeats)
โฆThere are INFINITELY many irrational numbers between any two rational numbers
๐ Key Terms(click any term for AI explanation)