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Question
What is the order of the surd `root (3)sqrt (5)`?
Options
3
2
6
5
Solution
6
Explanation:
Since , `root (3)sqrt (5) = (sqrt 5)^(1/3) = [(5)^(1/2)]^(1/3) = 5^(1/6) = root (6)(5)`
So, the order of the surd `root (3)sqrt (5)` is 6.
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