Why does Hyde give utterson his address?

Hyde gives Utterson his address to assert his connection to Dr. Jekyll and to provoke Utterson, who is concerned about Jekyll's well-being. By providing the address, Hyde shows a level of confidence and defiance, indicating that he is not afraid of Utterson's inquiries or the consequences of his actions. This moment also deepens the mystery surrounding Hyde and his relationship with Jekyll, heightening Utterson's curiOSity and concern.