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Question
Using prime factorisation, find the square roots of 4761
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Solution
We have, 4761
| 3 | 4761 |
| 3 | 1587 |
| 23 | 529 |
| 23 | 23 |
| 1 |
Now, 4761 = 3 × 3 × 23 × 23
∴ Square root of 4761
= `sqrt(4761)`
= 3 × 23
= 69
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