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Calculati media aritmetica a numerelor a,b, unde:
a=27:10-3·1,6+ 12,5


Răspuns :

27:10-3.1,6+12,5=2,7-4,8+12,5=12,5-7,5=5
sper ca team ajutat

27:10-3.1,6+12,5=2,7-4,8+12,5-7=5