Advertisements
Advertisements
प्रश्न
Find if the following number is a perfect cube.
1938
उत्तर
| 2 | 1938 |
| 3 | 969 |
| 17 | 323 |
| 19 | 19 |
| 1 |
1938 = 2 × 3 × 17 × 19
∴ 1938 is not a perfect cube.
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 .
Which of the following is perfect cube?
4608
Which of the following number is not perfect cubes?
64
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:
For an integer a, a3 is always greater than a2.
Write true (T) or false (F) for the following statement:
If a and b are integers such that a2 > b2, then a3 > b3.
Write true (T) or false (F) for the following statement:
If a2 ends in an even number of zeros, then a3 ends in an odd number of zeros.
Which of the following number is cube of negative integer - 64 .
Find the cube root of the following natural number 343 .
Find the cube root of the following natural number 2744 .
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.
Show that:\[\sqrt[3]{- 125 - 1000} = \sqrt[3]{- 125} \times \sqrt[3]{- 1000}\]
Making use of the cube root table, find the cube root
700
Making use of the cube root table, find the cube root
780 .
Find if the following number is a perfect cube?
1331
Find the cube-root of 64 x 729
Find the cube-root of 729 x 8000
Find the cube-root of `-(64)/(343)`
If a2 ends in 9, then a3 ends in 7.
