## Frank Solutions for Class 9 Maths Chapter 1 Irrational Numbers - Download Free PDF with Solution

## FAQs on Frank Solutions for Class 9 Maths Chapter 1 Irrational Numbers - PDF

1. Can you differentiate between irrational and rational numbers?

When a number can be expressed in the form of p/q, it is considered rational. If a number cannot be expressed in this ratio or fraction form, it is called irrational.

2. What are surds?

Surds or radicals are square or cube roots of rational numbers that cannot be expressed as the square or cubes of any rational number. For example, √2 is a surd.

3. Give an example of a common irrational number.

Π (Pi) is considered to be the best example of an irrational number.

4. Give an example of a non-terminating non-recurring decimal.

Π (Pi) is an example of a non-terminating non-recurring decimal. Its value is 3.14 approximately. It is also expressed as 22/7.

5. What is a real number?

All irrational and rational numbers are called real numbers.