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If 3 √ 729 = 9 Then 3 √ 0.000729 = ? - SSC (English Medium) Class 8 - Mathematics

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Question

If `root(3)(729)` = 9 then `root(3)(0.000729) = ?`

Solution

It is given that , 

`root(3)(729)` = 9

`root(3)(0.000729) = root(3)(729/1000000)`

= `root(3)(729)/root(3)(1000000)`

= `root(3)(9^3)/root(3)((100)^3)`

= `9/100`

= 0.09

  Is there an error in this question or solution?

APPEARS IN

 Balbharati Solution for Balbharati Class 8 Mathematics (2019 to Current)
Chapter 3: Indices and Cube root
Practice Set 3.3 | Q: 3 | Page no. 18
Solution If 3 √ 729 = 9 Then 3 √ 0.000729 = ? Concept: Cube and Cube Root.
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