Question

vă rog,exercițiul 1 fără punctul h​

Answer 1

Răspuns:

Explicație pas cu pas:

a)10/21

b)12/35

c)27/32

d) -4/15

e) -21/10

f) 8/3(-2/9)=-16/27

g) 8/15

i) 8/21

Answer 2

A)2/5x5/3=2x5/7x3=10/21

B)4/3x3/7=4x1/7=4/7

C)9/4x3/8=9x3/4x8=27/32

D)1/5x(-4/3)=-1/5x4/3=-4/15

E)(-7/5)x3/2=-21/10

F)8/3x(-2/9)= -16/27

G)(-2/3)x(-4/5)=2x4/3x5=8/15

I)(-4/3)x(-2/7)=4x2/3x7=8/21