Question

Va rog ajuți ma la 5 sau 6


DAU COROANA ​

Answer 1

Răspuns:

5)

a)0,(2)=2/9

b)0,(8)=8/9

c)1,(4)=13/9

d)0,(14)=14/99

e)0,(007)=7/999

f)3,(27)=324/99⁹=36/11

g)0,5(4)=54/90⁹=6/10²=3/5

h)0,07(2)=72/900⁹=8/100⁴=2/25

i)0,21(02)=2102/9900²=1051/4950

j)1,3(12)=1299/990³=433/330

k)2,05(7)=1852/900⁴=463/225

l)0,4(27)=423/990⁹=47/110

m)1,0(21)=1011/990³=337/330