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Find the Cube-root of -5832

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Question

Find the cube-root of -5832

Sum
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Solution

-5832
= `root(3)(-5832)`

2 5832
2 2916
2 1458
3 729
3 243
3 81
3 27
3 9
3 3
  1

 

 

 

 

 

 

 

 

 

 

= `sqrt(-2 xx -2 xx -2 xx -3 xx -3 xx -3 xx -3 xx -3 xx -3)`
= - 2 x -3 x -3
= -18

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Chapter 4: Cubes and Cube Roots - Exercise 4 (B) [Page 51]

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Selina Concise Mathematics [English] Class 8 ICSE
Chapter 4 Cubes and Cube Roots
Exercise 4 (B) | Q 3.8 | Page 51

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