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ex 8,11(a,b),14
va rog ajutati-ma p.s dau funda


Ex 811ab14va Rog Ajutatima Ps Dau Funda class=

Răspuns :

8)

Numerele prime sunt:311,137,211,163.

[tex]11) \\ \\ a)\frac{315}{320} = \frac{315 : 5}{320 : 5} = \frac{63}{64} \\ \\ b) \frac{48}{124} = \frac{48 : 4}{124 : 4} = \frac{12}{31} [/tex]