Advertisements
Advertisements
Question
Find the cube-root of 8000.
Advertisements
Solution
8000
= `root(3)(8000)`
= (4 x 4 x 4) x (5 x 5 x 5)
= 4 x 5
=20
| 4 | 8000 |
| 4 | 2000 |
| 4 | 500 |
| 5 | 125 |
| 5 | 25 |
| 5 | 5 |
| 1 |
APPEARS IN
RELATED QUESTIONS
Find the smallest number by which the following number must be multiplied to obtain a perfect cube.
243
Find the smallest number by which the following number must be divided to obtain a perfect cube.
135
Write the cubes of 5 natural numbers which are multiples of 3 and verify the followings:
'The cube of a natural number which is a multiple of 3 is a multiple of 27'
What is the smallest number by which the following number must be multiplied, so that the products is perfect cube?
7803
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.
Which of the following number is cube of negative integer - 2744 .
Find the cube root of the following natural number 1728 .
Find the cube root of the following natural number 17576 .
Find the cube root of the following natural number 1157625 .
What is the smallest number by which 8192 must be divided so that quotient is a perfect cube? Also, find the cube root of the quotient so obtained.
Find the units digit of the cube root of the following number 226981 .
Find if the following number is a perfect cube?
243
Find the cube-root of `27/64`
Find the cube-root of `125/216`
Find the cube-root of -216
Find the cube-root of -1331
Square root of a number x is denoted by `sqrt(x)`.
`root(3)(8 + 27) = root(3)(8) + root(3)(27)`.
Evaluate:
`root(3)(27) + root(3)(0.008) + root(3)(0.064)`
