Oblicz wartości liczbowe mas wyrażeń
a a=2 2a-4=
b a=4 b=-3 4a-36
c x=-1 y=-2 2*(x=1)+y=
a)a=2 2a-4=
2*2-4=
4-4=
0
b) a=4 b=-3 4a-36
4*4-36=
16-36=
-20
c )x=-1 y=-2 2*(x-1)+y=
2x-2+y=
2*(-1)-2+(-2)=
-2-2-2=
-6
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a)a=2 2a-4=
2*2-4=
4-4=
0
b) a=4 b=-3 4a-36
4*4-36=
16-36=
-20
c )x=-1 y=-2 2*(x-1)+y=
2x-2+y=
2*(-1)-2+(-2)=
-2-2-2=
-6