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Robilici2
a fost răspuns

sa se calculeze 3supra8+7supra8+14supra8+11supra13+2supra13

Răspuns :

[tex]\dfrac{3}{8}+\dfrac{7}{8}+\dfrac{14}{8}+\dfrac{11}{13}+\dfrac{2}{13}=\\ \\ \dfrac{3+7+14}{8}+\dfrac{11+2}{13}=\\ \\ \dfrac{24}{8}+\dfrac{13}{13}=3+1=\boxed{4}[/tex]
Buna!

Uite aici raspunsul:
3/8 + 7/8 + 14/8 +11/13 + 2/13=24/8 + 13/13=3+1=4

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