Last updated at Aug. 25, 2021 by Teachoo

Transcript

Ex1.5, 5 Rationalize the denominators of the following: (i) 1/√7 We need to rationalize i.e. remove root from denominator Hence multiplying and dividing by √7 1/√7 = 1/√7 ×√7/√7 = √7/(√7)2 = √7/7

Ex 1.5

Ex 1.5, 1 (i)

Ex 1.5, 1 (ii) Important

Ex 1.5, 1 (iii)

Ex 1.5, 1 (iv) Important

Ex 1.5, 1 (v)

Ex 1.5, 2 (i) Important

Ex 1.5, 2 (ii)

Ex 1.5, 2 (iii) Important

Ex 1.5, 2 (iv)

Ex 1.5,3

Ex 1.5, 4

Ex 1.5, 5 (i) You are here

Ex 1.5, 5 (ii) Important

Ex 1.5, 5 (iii)

Ex 1.5, 5 (iv) Important

Represent root 3.5 on Number Line Important

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.