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a fost răspuns

calculati media aritmetica a numerelor a si b stiind ca:

a=5/3 - 3/7

b=1/3+ 3/7

Răspuns :

Ma=(a+b)/2
Ma=[(5/3-3/7+1/3+3/7]/2=(6/3)/2=2/2=1
Mcbarbie
a=(a+b)/2
a=[(5/3-3/7+1/3+3/7]/2=(6/3)/2=2/2=1

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