pjocelyn111oz6opl
pjocelyn111oz6opl pjocelyn111oz6opl
  • 16-12-2017
  • Mathematics
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trombonebookworm
trombonebookworm trombonebookworm
  • 16-12-2017
√-81 = √81 √-1 = 9√-1 = 9i

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