madelinei5535 madelinei5535

04-05-2017
Mathematics

contestada

If x^ 3 = -27, then what is x?

Respuesta :

04-05-2017

The cube root of -27 is -3

3√-27 = -3

You can check this by plugging your answer back it

X= -3

-3^3 = -27

Answer Link

apologiabiology apologiabiology

04-05-2017

take 3rd root of -27
that is -3

if you can't see it then
√-27=(√-1)(√27)=(-1)(3)=-3

Answer Link

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