ccielo
ccielo
08-04-2018
Mathematics
contestada
need answers plz this doesn't make senae?
Respuesta :
sqdancefan
sqdancefan
08-04-2018
-√4 = -2
√-162 = i(9√2)
√81 = 9
√-72 = i(6√2)
-√4 -√-162 -√81 -√-72
= (-2) -(9i√2) -(9) -(6i√2)
= -11 -(15√2)i
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