ICSE · Class 9 · Mathematics

Rational and Irrational Numbers

Chapter 1Pure ArithmeticICSE · Class IX · examination 2028

2 labs for this chapter.

Topics

Real numbers
- Surds and rationalisation
- Number-line representation
- Irrationality proofs for square roots of 2, 3 and 5

Built for this chapter · 2 labs

Questions for Class 9 Mathematics, with worked answers, on screen or as a printed paper.