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How to find out the 4th root of any number like 28

Ajay Kumar , 14 Years ago
Grade 11
anser 1 Answers
SAGAR SINGH - IIT DELHI

Last Activity: 14 Years ago

Dear student,

You can "pull apart" multiplications under the root sign like this:

nth root ab
(If n is even, a and b must both be ≥ 0)

This can help you simplify equations in algebra, and also make some calculations easier:

Example: cube root 128

 

Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.

All the best.

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