Răspuns :
Răspuns:
[7/5:14/15+3/2:(9/4-1+1/2)]
7=
=[7/5-15/14+3/2:9/4-3/2)]×2/7
=
[3/2+3/2:(9/4-6/4)]×2/7
=(3/2+3/2:3/4×2/7=
=(3/2+3/2×4/3×2/7=
=(3/2+4/2×2/7
=7/2×2/7=1
sper ca te am ajutat
Răspuns:
[7/5:14/15+3/2:(9/4-1+1/2)]
7=
=[7/5-15/14+3/2:9/4-3/2)]×2/7
=
[3/2+3/2:(9/4-6/4)]×2/7
=(3/2+3/2:3/4×2/7=
=(3/2+3/2×4/3×2/7=
=(3/2+4/2×2/7
=7/2×2/7=1
sper ca te am ajutat