Find the Cube-root of 1728. - Mathematics

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Sum

Find the cube-root of 1728.

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Solution

1728
= `root(3)(1728)`
= (2 x 2 x 2) x (2 x 2 x 2) x (3 x 3 x 3)
= 2 x 2 x 3
=12

2 1728
2 864
2 432
2 216
2 108
2 54
3 27
3 9
3 3
  1
Concept: Concept of Cube Root
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 4 Cubes and Cube Roots
Exercise 4 (B) | Q 1.4 | Page 51
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