Respuesta :

That just mean cube roots.
mack8402
The 3 is part of the radical. It is asking what number is being multiplied by itself three times to get 64. 
For example:

[tex] \sqrt[3]{27} [/tex]

What number is being multiplied by itself three times to get 27 (?)(?)(?)
(2)(2)(2)=8
(3)(3)(3)=27
The answer will be 27 for the example

For your question, 4 is being multiplied (4)(4)(4)=64

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