Odpowiedzi

Najlepsza Odpowiedź!
2010-02-18T17:59:59+01:00
A) ...= -4,5-24,6-6/7 . (-14/13)=
=29,1-6 . 2/13=
=29 1/10 +12/13=
=29 13/130 + 120/130=
=29 133/130=
=30 3/130

b) ..=-1,47 - 7/3 . 3=
=-1,47 - 7=
=-8,47

c) ..= 15/4 + 26/5 -3 . (-5)=
=75/20 + 104/20 +15=
=179/20 + 300/20=
=479/20= 23 19/20