Odpowiedzi

2009-12-04T12:03:54+01:00
-1,8 * ²/₃ - 0,8 * ( - ³/₄ )²
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
- 0,9 * ⁵/₉ - ¹/₂


-18/10 * ²/₃ - 8/10 * 9/16
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
- 9/10* ⁵/₉ - ¹/₂

-6/5 - 9/20
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
- ¹/₂ - ¹/₂

-24/20 - 9/20
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
-1


-33/20
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
-1

=33/20=1i 13/20
2009-12-04T12:36:00+01:00
-1,8 * ²/₃ - 0,8 * ( - ³/₄ )²
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋=
- 0,9 * ⁵/₉ - ¹/₂

-18/10 * ²/₃ - 4/5 * ( 9/16)
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋--------=
-9/10 * ⁵/₉ - ¹/₂

-6/5 - 9/20
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋=
-1/2 - ¹/₂

-24/20 - 9/20
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋=
-1

-33/20
₋₋₋₋₋₋₋₋=33/20=1 i 13/20
-1


2009-12-04T14:13:57+01:00
-1,8 * ²/₃ - 0,8 * ( - ³/₄ )²=
= -18/10 * 2/3 - 8/10*9/16=
= -6/5 - 9/80 =
= -1,2 - 0,1125=
= -1,2000 - 0,1125 =
= -1,3125

------------------------------------

-0,9*5/9 - 1/2 =
= -9/10*5/9 - 1/2=
= -1/10*5/1 -1/2=
= -0,1*5 - 0,5=
= -0,5 - 0,5 = -1