a fost răspuns

Va rog, ajutați-mă la aceste doua punte!

Va Rog Ajutațimă La Aceste Doua Punte class=

Răspuns :

Soranacosteaask
3•(4/17):(55/51)
= 12/17 • (51/55)
= 12•51/17•55
= 12•3/55
= 36/55

1/7 : (3/5) / 3/7• (5/6)
=1/7 • (5/3) / 3/7 • (5/6)
=5/21 / 15/42
= 5/21 • (42/15)
=1 • (2/3)
=2/3
Andmihaela25ask

Răspuns:

b) 3•4/17:55/51

12/17•51/55

12•51/17•55

12•3/55

36/55

c) 1/7:3/5 / 3/7•5/6

1/7•5/3 / 3/7•5/6

5/21•42/15

1•2/3

2/3

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