madelinei5535 madelinei5535
  • 04-05-2017
  • Mathematics
contestada

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

Respuesta :

meg79
meg79 meg79
  • 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 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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