Advertisements
Advertisements
प्रश्न
Find the cube-root of -216
उत्तर
-216
= `root(3)(-216)`
= `sqrt(-6 xx -6 xx -6)`
= -6
APPEARS IN
संबंधित प्रश्न
Find the smallest number by which the following number must be divided to obtain a perfect cube.
704
Find the cubes of the number 7 .
Find the cubes of the number 16 .
Write the cubes of 5 natural numbers of the form 3n + 2 (i.e. 5, 8, 11, ...) and verify the following:
'The cube of a natural number of the form 3n + 2 is a natural number of the same form i.e. when it is dividend by 3 the remainder is 2'.
Which of the following are cubes of odd natural numbers?
125, 343, 1728, 4096, 32768, 6859
By which smallest number must the following number be divided so that the quotient is a perfect cube?
8788
By which smallest number must the following number be divided so that the quotient is a perfect cube?
243000
What happens to the cube of a number if the number is multiplied by 5?
By taking three different values of n verify the truth of the following statement:
If a natural number n is of the form 3p + 2 then n3 also a number of the same type.
Find the cube root of the following natural number 74088000 .
Show that:
\[\frac{\sqrt[3]{729}}{\sqrt[3]{1000}} = \sqrt[3]{\frac{729}{1000}}\]
Show that:
\[\frac{\sqrt[3]{- 512}}{\sqrt[3]{343}} = \sqrt[3]{\frac{- 512}{343}}\]
Find the units digit of the cube root of the following number 175616 .
Find the cube-root of 729 x 8000
Find the cube-root of 0.000027
Find the cube-root of -125 x 1000
If m is the cube root of n, then n is ______.
Square root of a number x is denoted by `sqrt(x)`.
`root(3)(8 + 27) = root(3)(8) + root(3)(27)`.
