Advertisements
Advertisements
Question
Find the cube root of the following number.
8000
Advertisements
Solution
To find the cube root of 8000, let us factorise 8000 first.
8000 = 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5
8000 = (2)3 × (2)3 × (5)3
8000 = (2 × 2 × 5)3
8000 = (20)3
`root3(8000) = root3(20^3)`
∴ `root(3)(8000) = 20`
RELATED QUESTIONS
A perfect cube does not end with two zeroes.
If square of a number ends with 5, then its cube ends with 25.
Find the volume of a cube whose surface area is 384 m2.
Find the cube of −11 .
The volume of a cube is 9261000 m3. Find the side of the cube.
Evaluate of the following
\[\sqrt[3]{1000} + \sqrt[3]{0 . 008} - \sqrt[3]{0 . 125}\]
Find the cube of: 0.8
Find the cube of: `8/9`
Which of the following are cubes of an odd number
216, 729, 3375, 8000, 125, 343, 4096 and 9261.
A number having 7 at its ones place will have 3 at the ones place of its cube.
