CBSE Class 9 Maths solutions Number Systems Ex 1.2 | NCERT Class 9 Maths solutions

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00:02 Q1. State whether the following statements are true or false. Justify your answers.

00:17 (i) Every irrational number is a real number.

00:25 Tree diagram of Types of numbers.

00:40 (ii) Every point on the number line is of the form sqrt(m) , where m is a natural number.

01:06 (iii) Every real number is an irrational number.

01:31 Explanation of Every real number is not an irrational number

01:54 Q2. Are the square roots of all positive integers irrational? If not, give an example of the square root of a number that is a rational number.

02:30 Example of the square root of a number that is a rational number.

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