Question

Sper ca se înțelege..

Answer 1

Răspuns:

11.

a)rad(9/4)=3/2

b)rad(9/16)=3/4

c)rad(9/4)=3/2

d)rad(25/36)=5/6

20.

a)1/7 + 1/4 = 11/28

b)1/5 - 1/6 = 1/30

c)1/4 + 1/6 = 5/12

d)7/8 - 5/12 = 11/24

e)9/5 - 3/10 = 15/10 = 3/2

f)9/20 + 4/5 = 25/20 = 5/4