Exercitii:
1. Aflati media aritmeticã a numerelor:
a) 5 si 7
b) 1,5 si 2,5
c) 2v3 si 4v3
d) 5 - 3v2 si 5+ 3v2
e) 9 + 4v3 si 9 - 4v3:
f) 7v3 + 1 si 7v3 - 1
g) 5v3 - 2v5 si 5v3 + 2v5,
h) 9v7 +5v5 şi 9v7-5v5;​

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