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Ex 1 va rog frumos dau coroana


Ex 1 Va Rog Frumos Dau Coroana class=

Răspuns :

[tex]D_{2} = \left \{ \pm1,\pm2 \right \}[/tex]

[tex]D_{3} = \left \{ \pm1,\pm3\right \}[/tex]

[tex]D_{14} = \left \{ \pm1,\pm2,\pm7,\pm14\right \}[/tex]

[tex]D_{30} = \left \{ \pm1,\pm2,\pm3,\pm5,\pm6,\pm10,\pm15,\pm30\right \}[/tex]

[tex]D_{47} = \left \{ \pm1,\pm47\right \}[/tex]