• 2022-06-09
    试证明下列命题:设 [tex=7.071x1.571]PUnRkrNi5MN9Uyjd4tawIxrvvO6qp2ue9LBzvtJ6ZoTwxznWCz0B1Td/46vLusxs[/tex], 则 [tex=11.214x1.5]RcMahaRNrr8I85RVkhGWcGEqpm7LWUtfKrYdAnlCCVlgr6TcGgpunkFlYPJ8+o2A[/tex].
  • 举一反三