Find the Cube-root of 729 − 1331 - Mathematics

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Sum

Find the cube-root of `(729)/(-1331)`

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Solution

`(729)/(-1331)`

= `((9 xx 9 xx 9))/(-(11 xx 11 xx 11)`

= `-(9)/(11)`

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 7.5 | Page 51
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