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प्रश्न
Find which of the following number is cube of rational number \[\frac{27}{64}\] .
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उत्तर
We have:
\[\frac{27}{64} = \frac{3 \times 3 \times 3}{8 \times 8 \times 8} = \frac{3^3}{8^3} = \left( \frac{3}{8} \right)^3\]
Therefore,
\[\frac{27}{64}\] is a cube of \[\frac{3}{8}\] .
संबंधित प्रश्न
The cube of a two-digit number may be a three-digit number.
Find the cube of −12 .
Find the cube root of the following number −1728 × 216 .
Find the cube root of the following rational number \[\frac{- 125}{729}\] .
Evaluate of the following
\[\sqrt[3]{\frac{729}{216}} \times \frac{6}{9}\]
If `root(3)(729)` = 9 then `root(3)(0.000729) = ?`
Find the cube of: 0.8
Find the cube of: `2 1/2`
Which of the following numbers is not a perfect cube?
A number having 7 at its ones place will have 3 at the ones place of its cube.
