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Exercise 1.2 Class 9 maths 1. Number Systems - ncert solutions - Toppers Study

Topper Study classes prepares ncert solutions on practical base problems and comes out with the best result that helps the students and teachers as well as tutors and so many ecademic coaching classes that they need in practical life. Our ncert solutions for Exercise 1.2 Class 9 maths 1. Number Systems - ncert solutions - Toppers Study is the best material for English Medium students cbse board and other state boards students.

Exercise 1.2 Class 9 maths 1. Number Systems - ncert solutions - Toppers Study

CBSE board students who preparing for class 9 ncert solutions maths and Mathematics solved exercise chapter 1. Number Systems available and this helps in upcoming exams 2022-2023.

You can Find Mathematics solution Class 9 Chapter 1. Number Systems

  • All Chapter review quick revision notes for chapter 1. Number Systems Class 9
  • NCERT Solutions And Textual questions Answers
  • Extra NCERT Book questions Answers
  • Importatnt key points with additional Assignment and questions bank solved.

NCERT Solutions do not only help you to cover your syllabus but also will give to textual support in exams 2022-2023 to complete exercise 1.2 maths class 9 chapter 1 in english medium. So revise and practice these all cbse study materials like class 9 maths chapter 1.2 in english ncert book. Also ensure to repractice all syllabus within time or before board exams for ncert class 9 maths ex 1.2 in english.

See all solutions for class 9 maths chapter 1 exercise 1 in english medium solved questions with answers.

Exercise 1.2 class 9 Mathematics Chapter 1. Number Systems

1. Number Systems

| Exercise 1.2 |

Exercise 1.2 Class 9 maths 1. Number Systems - ncert solutions - Toppers Study


Exercise 1.2 

 

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

(i) Every irrational number is a real number.
(ii) Every point on the number line is of the form m , where m is a natural number.
(iii) Every real number is an irrational number.

Solution: 

(i) Every irrational number is a real number.  (True)

Justification: Real numbers are collections of both rational and irrational numbers. 

(ii) Every point on the number line is of the form √m , where m is a natural number.   (False

Justification: Number line contains both negative and positive integers where m is a natural number, so there is no possibility to express negative number within square root. 

(iii) Every real number is an irrational number.  (False

Justification: Real numbers are collections of both rational and irrational numbers not only irrational number. 

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.

Solution: No, the square roots of all positive integers are not only irrational but also they are rational. 

Examples: 

​√1 = 1        rational 

√2 = √2      irrational 

√3 = √3      rational 

√4 = 2        rational 

√9 = 3        rational 

Q3. Show how 5 can be represented on the number line.

Solution: 

 

 

 

 

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