Selina Solutions Class 9 Mathematics Solutions for Exercise 1(B) in Chapter 1 - Chapter 1- Rational and Irrational Numbers

Question 4 Exercise 1(B)

Question 4 Image - Selina Solutions CONCISE Maths - Class 9 ICSE chapter Chapter 1- Rational and Irrational Numbers

From the given set, find:

(i) Set of Rational numbers

(ii) Set of irrational numbers

(iii) Set of integers

(iv) Set of non-negative integers

Answer:

Selina Solutions CONCISE Maths - Class 9 ICSE chapter Chapter 1- Rational and Irrational Numbers Question 4 Solution image

(ii) Selina Solutions CONCISE Maths - Class 9 ICSE chapter Chapter 1- Rational and Irrational Numbers Question 4 Solution image

(iii) Selina Solutions CONCISE Maths - Class 9 ICSE chapter Chapter 1- Rational and Irrational Numbers Question 4 Solution image

(iv) Selina Solutions CONCISE Maths - Class 9 ICSE chapter Chapter 1- Rational and Irrational Numbers Question 4 Solution image

Related Questions

State whether the following numbers are rational or not:

Find the square of:

State, in each case, whether true or false:(i) √𝟐 + √𝟑 = √𝟓(ii) 𝟐√𝟒 + 𝟐 = 𝟔(iii) 𝟑√𝟕 − 𝟐√�...

Use method of contradiction to show that √𝟑 and √𝟓 are irrational.

Prove that each of the following numbers is irrational:(i) √𝟑 + √𝟐(ii) 𝟑 − √𝟐(iii) √𝟓 − 𝟐

Write a pair of irrational numbers whose sum is irrational.

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Exercises

Exercise 1(A)

Exercise 1(B)

Exercise 1(C)

Exercise 1(D)

Chapters

Chapter 1- Rational and Irrational Numbers

Chapter 2- Compound Interest [Without Using Formula

Chapter 3- Compound Interest [Using Formula

Chapter 4- Expansions

Chapter 5- Factorisation

Chapter 6- Simultaneous Equations

Chapter 7- Indices [exponents]

Chapter 8- Logarithms

Chapter 9- Triangles [Congruency in Triangles]

Chapter 10- Isosceles Triangle

Chapter 11- Inequalities

Chapter 12- Mid-Point and Its Converse

Chapter 13- Pythagoras Theorem

Chapter 14- Rectilinear Figures

Chapter 15- Construction of Polygons

Chapter 16- Area Theorems

Chapter 17- Circles

Chapter 18- Statistics

Chapter 19- Mean and Median

Chapter 20- Area and Perimeter of Plane Figures

Chapter 21- Solids

Chapter 22- Trigonometrical Ratios

Chapter 23- Trigonometrical Ratios of Standard Angles

Chapter 24- Solution Of Right Triangles

Chapter 25- Complementary angles

Chapter 26- Co-ordinate Geometry

Chapter 27- Graphical Solution

Chapter 28- Distance Formula