Advertisements
Advertisements
Question
Find the cube-root of 250.047
Advertisements
Solution
250.047
= `(250047)/(1000)`
| 3 | 250047 |
| 3 | 83349 |
| 3 | 27783 |
| 3 | 9261 |
| 3 | 3087 |
| 3 | 1029 |
| 7 | 343 |
| 7 | 49 |
| 7 | 7 |
| 1 |
= `((3 xx 3 xx 3) xx (3 xx 3 xx 3) xx (7 xx 7 xx 7))/((10 xx 10 xx 10)`
= `(3 xx 3 xx 7)/(10)`
= `(63)/(10)`
= 6.3
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 of the following number must be multiplied to obtain a perfect cube.
675
Find the cubes of the number 16 .
Find the cubes of the number 100 .
Which of the following is perfect cube?
216
Which of the following is perfect cube?
1000
By which smallest number must the following number be divided so that the quotient is a perfect cube?
8788
Find if the following number is not a perfect cube?
243
By taking three different values of n verify the truth of the following statement:
If n is even , then n3 is also even.
Write true (T) or false (F) for the following statement:
There is no perfect cube which ends in 4.
Find the units digit of the cube root of the following number 571787 .
Making use of the cube root table, find the cube root
1346.
Find the cube-root of 64 x 27.
Find the cube-root of -512
Find the cube-root of -216 x 1728
`root(3)(1000)` is equal to ______.
If m is the cube root of n, then n is ______.
There is no cube root of a negative integer.
Three numbers are in the ratio 2 : 3 : 4. The sum of their cubes is 0.334125. Find the numbers.
