Find the Cube-root of -125 X 1000 - Mathematics

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Sum

Find the cube-root of -125 x 1000

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Solution

-125 x 1000

= `sqrt(-125 xx 100)`

= `sqrt(-(5 xx 5 xx 5) xx (10 xx 10 xx 10)`

= -5 x 10

= -50

  Is there an error in this question or solution?
Chapter 4: Cubes and Cube Roots - Exercise 4 (B) [Page 51]

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 4 Cubes and Cube Roots
Exercise 4 (B) | Q 4.6 | Page 51
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