madelinei5535
madelinei5535
04-05-2017
Mathematics
contestada
If x^ 3 = -27, then what is x?
Respuesta :
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
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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