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Question
Find the square root of the following number by the prime factorisation method.
5929
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Solution
5929 can be factorised as follows:
| 7 | 5929 |
| 7 | 847 |
| 11 | 121 |
| 11 | 11 |
| 1 |
5929 = 7 × 7 × 11 × 11
∴ `sqrt(5929)` = 7 × 11 = 77
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