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When \(\sqrt[3]{-128}\) is simplified, the result is \(a\sqrt[3]{b}\) , where a is an integer, and b is a positive integer. If b is as small as possible, then what is a+b?

 Apr 29, 2018

Hey there!


We need to factor out as much as we can in your cube root.


After we do, we have:


-4 times the cube root of 2.


I hope this helped,



 Apr 29, 2018

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