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Elementele urmatoareleor mulțumit. A={x e N|x e M4, x<19


Răspuns :

[tex]Multiplii~lui~4~mai~mici~decat~19~sunt:~0,~4,~8,~12~si~16. \\ \\ Deci~A =\{0,~4,~8,~12,~16 \}.[/tex]
[tex]M _{4}\ \textless \ 19:0,4,8,12,16. \\ Fie~A=\{0,4,8,12,16\}[/tex]