Let F be a field. Let S and T be subfields of F - 94832

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  • From: Mathematics, Algebra
  • Posted on: Tue 19 Jan, 2016
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(1) Use de Moivre’s formula to verify that the 5th roots of unity form a group under complex multiplication. (2) Let F be a field. Let S and T be subfields of F. Use the definitions of a field and a subfield to prove that S ? T is a field, showing all work.
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Let_F_be_a_field._Let_S_and_T_be_subfields_of_F.doc
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