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 the following number must be multiplied to obtain a perfect cube.
72
Find the smallest number by which the following number must be divided to obtain a perfect cube.
192
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'
Which of the following is perfect cube?
106480
What is the smallest number by which the following number must be multiplied, so that the products is perfect cube?
675
By which smallest number must the following number be divided so that the quotient is a perfect cube?
35721
For of the non-perfect cubes in Q. No. 20 find the smallest number by which it must be divided so that the quotient is a perfect cube.
Which of the following number is cube of negative integer - 42875 .
Find the cube root of the following natural number 343 .
Find the cube root of the following natural number 1728 .
Find the cube root of the following natural number 74088000 .
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 cube root of the following integer −753571.
Find the units digit of the cube root of the following number 175616 .
Making use of the cube root table, find the cube root
7000
Find the cube-root of 4096.
Find the cube-root of -5832
The cube root of a number x is denoted by ______.
Difference of two perfect cubes is 189. If the cube root of the smaller of the two numbers is 3, find the cube root of the larger number.
