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aflati x apartine lui N* astfel incat 3/5<7/x<15/11

Aflati X Apartine Lui N Astfel Incat 35lt7xlt1511 class=

Răspuns :

7/x<15/11, x>77/15

3/5<7/x      x<35/3

x∈(77/15, 35/3)