Advertisements
Advertisements
प्रश्न
Find the cube root of 729 and 6859 prime factorisation.
Advertisements
उत्तर
| 3 | 729 |
| 3 | 243 |
| 3 | 81 |
| 3 | 27 |
| 3 | 9 |
| 3 | 3 |
| 1 |
`root(3)(729) = root(3)(bar(3 xx 3 xx 3) xx bar(3 xx 3 xx 3))`
= 3 × 3
`root(3)(729)` = 9
| 19 | 6859 |
| 19 | 361 |
| 19 | 19 |
| 1 |
`root(3)(6859) = root(3)(19 xx 19 xx 19)`
`root(3)(6859)` = 19
APPEARS IN
संबंधित प्रश्न
For the following number, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also find the square root of the square number so obtained.
2028
For the following number, find the smallest whole number by which it should be divided so as to get a perfect square number. Also find the square root of the square number so obtained.
396
By just examining the unit digis, can you tell which of the following cannot be whole squares?
1028
Write true (T) or false (F) for the following statement.
The difference of two square numbers is a square number
Write true (T) or false (F) for the following statement.
There are fourteen square number upto 200.
Find the square root the following by prime factorization.
1156
By splitting into prime factors, find the square root of 194481.
Is 90 a perfect square?
Find the square root by prime factorisation method
9025
Using prime factorisation, find which of the following are perfect squares.
841
