Question

Va rog ajutați-mă dau coruana
​

Answer 1

Răspuns:

8.

840/480 = 84/48 = 21/12 = 7/4

9.

3/5 = 6/10 = 9/15 = 12/20

1.

a)3/7

b)1/7

c)15/19

d)ab/cd

2.

a)5^7•(1+5+25)/5^7•124 = 31/124 = 1/4

c)2^5•(1+2+4)/2^5•77 = 7/77 = 1/11