Odpowiedzi

2010-03-14T07:10:23+01:00
X+4⅕2 + y-4⅖3 =½
-2(y+x) +1 =1
-2y+2x=1-1
2x=2y /:2
x=y
x+4⅕² + y-4⅖³ =½
x+(21/5)²+x-(22/5)³=½
x+441/25+x-484/25=½
2x=½-441/25+484/25
2x=½-43/25
2x=25/50-86/50
2x=61/50 /*½
x=61/100=0,61
y=61/100=0,61