Odpowiedzi

2010-03-02T14:25:14+01:00
W1=-5k+4m-2m^2
W2=3k-m+2m^2
W3=2k-3m+5m^2

a)w1+w2
b)w1+w3
c)w2+w3
d)w1+w2+w3

a)-5k+4m-2m^2 + 3k-m+2m^2=
-2k+3m
b)-5k+4m-2m^2 + 2k-3m+5m^2=
-3k+m+3m^2
c)3k-m+2m^2 + 2k-3m+5m^2=
5k-4m+7m^2
d)-5k+4m-2m^2 + 3k-m+2m^2 + 2k-3m+5m^2=
-2k+3m + 2k-3m+5m^2=
5m^2