RS Aggarwal & V Aggarwal - Mathematics

Book: RS Aggarwal & V Aggarwal - Mathematics

Chapter: 1. Real Number

Subject: Mathematics - Class 9th

Q. No. 18 of Exercise 1E

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18

Show that

By rationalizing LHS we get,


=


=


= 3 + √8 - √8 - √7 + √7 + √6 - √6 - √5 + √5 + 2 = 3 + 2 = 5


Clearly, LHS = RHS,


Hence, proved.


Chapter Exercises

Exercise 1A
Exercise 1B
Exercise 1C
Exercise 1D
Exercise 1E
Exercise 1F
CCE Questions
Formative Assessment (Unit Test)

More Exercise Questions

1

Rationalise the denominator of each of the following :
2

Rationalise the denominator of each of the following :
3

Rationalise the denominator of each of the following :
4

Rationalise the denominator of each of the following :
5

Rationalise the denominator of each of the following :
6

Rationalise the denominator of each of the following :
7

Rationalise the denominator of each of the following :
8

Rationalise the denominator of each of the following :
9

Rationalise the denominator of each of the following :
10

Find the values of a and b in each of the following.
11

Find the values of a and b in each of the following.
12

Find the values of a and b in each of the following.
13

Find the values of a and b in each of the following.
14

Simplify:

15

Simplify:

16

If find the value of

17

If find the value of

18

Show that

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