ktore rownanie spelnia pare liczb (-1,2)? a) y-x=1 b) y-x=3 c)y+2x=0 d)x+2y=3 jest mi to bardzo potrzebne na teraz .. wszyskie obliczenia prossze napisac bo musze zamiescic to w zeszycie :)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) y-x=1
2-(-1)=1
2+1=1
3≠1
b) y-x=3
2-(-1)=3
2+1=3
3=3
c)y+2x=0
2+2*(-1)=0
2-2=0
0=0
d)x+2y=3
-1+2*2=3
-1+4=3
3=3
a)
x=-1
y=2
2-(-1)=3
b)
x=-1
y=2
2-(-1)=3
c)
x=-1
y=2
2+2(-1)=0
2-2=0
d)
x=-1
y=2
-1+2x2=3
-1+4=3