a) 23 : ( -7 i 2/3) - 324 / 243 b) (-2 i 3/5) * 3 i 1/8 + 1/8 c) (-6 i 2/3) : (-7 i 1/7) - pierwiastek z 168/225 d)-12 * 3 i 7/5 + 3 i 1/2 : 5 e) 3 i 3/4 : 3/10 - ( -1 i 1/6) : 7/5 f) 2 i 3/4 : (3/4 - 2 i 1/6) - 1/2

a -3-1,3(3)=-4,3(3) b -8i1/8 +1/8=-8 c 14/15- pier.168/225=0,069 okolo d -52 i 4/5+7/10=-264/5+7/10=-528/10+7/10=-521/10=-52 i1/10 e 2 i 1/4- -5/6=2i1/4+5/6=9/4+5/6=54/24+20/24=74/24=3 i 2/24=3i1/12 f 2 i 3/4:(3/4- 13/6)-1/2=2 i 3/4:(18/24-52/24)-1/2=2 i 3/4: (-34/24)-1/2=-1 i 16/17 -1/2= -33/17-1/2=-66/34-17/34=-83/34=2 i 15/34

a)23:(7i 2/3) - 324/243= 23: 23/3 - 324/243= 23 * 3/23 - 324/243= 3- 1 i 1/3= 9/3 - 4/3= 5/3= 1 i 2/3 b)(-2 i 3/5) * 3 i 1/8 + 1/8= - 13/5 * 25/8 + 1/8= - 65/8 + 1/8= -64/8=-8