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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

Find the Cube-root of 729 X 8000

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प्रश्न

Find the cube-root of 729 x 8000

बेरीज
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उत्तर

729 x 8000
= `root(3)(729 xx 8000)`
= `sqrt(9 xx 9 xx 9 xx 20 xx 20 xx 20)`
= 9 x 20
= 180

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पाठ 4: Cubes and Cube Roots - Exercise 4 (B) [पृष्ठ ५१]

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सेलिना Concise Mathematics [English] Class 8 ICSE
पाठ 4 Cubes and Cube Roots
Exercise 4 (B) | Q 2.6 | पृष्ठ ५१

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