lowkeyKILLAvibing lowkeyKILLAvibing
  • 02-02-2017
  • Biology
contestada

which was the first black hole candidate to be discovered?
A) m13
B) cygnus c-1
C) cassiopeia a
D) sagittarius A*

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Apetnamedsteve
Apetnamedsteve Apetnamedsteve
  • 02-02-2017
I believe the answer is B) Cygnus X-1

Hope this helps!
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