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a fost răspuns

gasiti toate valorile literelor pentru care sunt adevarate egalitatile:
a) 132 < c72 < 685
b) a 51 < 2b6
c) ab > 89c

Răspuns :

Max13
a)132<c72<685; cE{2,3,4.5}
b)a51<2b6; aE{1}; bE{1,2,3,4,5,6,7,8,9}
c)ab>89c; aEbE{multime vida}; cE{1,2,3,4,5,6,7,8,9}.
Andreii69
a)132<c72<685; cE{2,3,4.5}
b)a51<2b6; aE{1}; bE{1,2,3,4,5,6,7,8,9}
c)ab>89c; aEbE{multime vida}; cE{1,2,3,4,5,6,7,8,9}
asta e raspunsul CORECT

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