1) Oblicz :
a)1,6 + 0,(6) - 1,(3) * 3/4 =
b) [ 1,2(8) - 0,0(8) ] : (1- 0,04)
--------------------------------------- =
[ 6,(6) : 0,(3) - 4] : 0,4
c)1 4/17 * 3, (27) - 1,(2) : 11/18 =
/ - kreska ułamkowa ;)
aje naj ;)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) 1,6 +0,(6)-1,(3)*3/4 = 1,6 +6/9-1i 3/9*3/4= 8/5 +6/9-12/9*3/4= 8/5+6/9-3/3*1/1=
= 8/5 +6/9 -1= 72/45 + 30/45 -1 = 102/45 -1 = 2 i 12/45 -1 = 1i12/45= 1i 4/15
b) [1,2(8) - 0,0(8)] :(1-0,04) [1i26/90 -8/90] :0,96 1 i18/90 : 0,96
_______________________= ___________________= _______________ =
[6,(6) : 0,(3) -4]: 0,4 [ 6i6/9:3/9 -4]:0,4 [60/9*9/3-4]:0,4
1,2 : 0,96 1,25 1,25
= ________________ = __________= ______ = 1,25 :40 = 0,03125
[20 -4]:0,4 16 :0,4 40
c)1i4/17*3,(27)-1,(2):11/18 =21/17*3i 3/11-1i2/9:11/18=21/17*36/11-11/9*18/11=
= 756/187 - 1/1*2/1= 756/187 -1*2=756/187-2= 4i 8/187 -2 = 2 i 8/187