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  • Brainly User
2016-01-15T07:37:38+08:00

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If the given (above) is written as:

a)  3\sqrt{x ^{4} } , then the index is 2
    (For square root, the index 2 is understood.)

b)   \sqrt[3]{ x^{4} } , then the index is 3.

In both cases, the radicand is x⁴.


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