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Ex nr 1 va rog frumos

Ex Nr 1 Va Rog Frumos class=

Răspuns :

[tex] \frac{1}{2} < \frac{n}{24} < \frac{7}{8} = \\ \frac{12}{24} < \frac{n}{24} < \frac{21}{24} = > \\ 12 < n < 21 = > \\ n \: = (13 \: 14 \: 15 \: ...20) = \\ (12.21)[/tex]