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# Rationalizing Factor is    is a)-5-√2b)5-√2c)5+√2d)-5+√2Correct answer is 'C'. Can you explain this answer? Related Test: Test: Real Numbers

## Class 9 Question

By Vivek Nirvan · Jun 24, 2018 ·Class 9
6 Answers
Himaja Ammu answered Jun 16, 2018
Yaa rationalising factor of 5-root 2 is 5+ root2

Anoop Sengupta answered Apr 21, 2019

Adarsh Patil answered Aug 24, 2020

Nandika H Hareendran answered Jun 24, 2018
I am confused because the answer which got is 5+root 2/23. I got this answer by taking the congugate.

Arun Rajput answered May 01, 2019
Can you explain the answer

Sudhir Shelke answered Jun 16, 2018
Ans c is because by direct rationalisation but while solving it comes =5+root2 Ã·5Ã—5-root2Ã—root2 =5+root2Ã·25-2 =5+root 2Ã·23 {answer} so i m too confused

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