catgal catgal
  • 03-07-2017
  • Mathematics
contestada

Which of the following is the conjugate of a complex number with –4 as the real part and 2i as the imaginary part?

2i – 4
2i + 4
–4 – 2i
4 – 2i

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konrad509
konrad509 konrad509
  • 03-07-2017
[tex]\overline{-4+2i}=-4-2i[/tex]
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Аноним Аноним
  • 03-07-2017
replace the + 2i by - 2i

so its -4 - 2i
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