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5319-5320<br />
(graferna finns i facit)<br />
5322<br />
(0,3) (3, 9) <br />
x1 y1 x2 y2<br />
9−3 k =<br />
3−0 k = 2<br />
5323d<br />
( −<br />
3,9) (4,2) <br />
x1 y1<br />
x2 y2<br />
2−9 k =<br />
4− −3<br />
k =−1<br />
( )<br />
5325a<br />
<br />
( −<br />
3,0) (3,3) <br />
Exempelvis dessa punkter<br />
x1 y1 x2 y2<br />
3−0 k =<br />
3− −3<br />
k = 0,5<br />
( )<br />
5326a<br />
Exempelvis <br />
dessa punkter<br />
( −1, −2)<br />
(1,1)<br />
<br />
x1 y1 x2 y2<br />
( )<br />
( )<br />
1− −2<br />
k =<br />
1− −1<br />
k = 32<br />
5327<br />
5323a<br />
LÖSNINGAR DEL B<br />
(7,4) (5, 2) <br />
x1 y1 x2<br />
y2<br />
2−4 k =<br />
5−7 k = 1<br />
5323e<br />
( −2, −7)<br />
(0,3) <br />
x1 y1 x2 y2<br />
( )<br />
( )<br />
3− −7<br />
k =<br />
0− −2<br />
k = 5<br />
5325b<br />
<br />
(0, −<br />
1) (3, 5) <br />
Exempelvis dessa punkter<br />
x1 y1<br />
x2 y2<br />
( )<br />
5− −1<br />
k =<br />
3−0 k = 2<br />
5326b<br />
Exempelvis <br />
dessa punkter<br />
( −4,3) (3, −1)<br />
x1 y1 x2<br />
y2<br />
−1−3 k =<br />
3− −4<br />
k =−47<br />
Sidan<br />
( )<br />
A B <br />
( −2,5) (4, −3)<br />
k<br />
k<br />
x1 y1 x2<br />
y2<br />
AB<br />
AB<br />
AB<br />
−3−5 =<br />
4− −2<br />
=−43<br />
( )<br />
5323b<br />
(2,3) (3, 6) <br />
x1 y1 x2 y2<br />
6−3 k =<br />
3−2 k = 3<br />
5323 f<br />
(8,0) ( −<br />
2, 0) <br />
x1 y1 x2<br />
y2<br />
0−0 k =<br />
−2−8 k = 0<br />
5325c<br />
Exempelvis <br />
dessa punkter<br />
(0, − 1) (1, −<br />
4)<br />
x1<br />
y1 x2 y2<br />
( )<br />
−4− −1<br />
k =<br />
1−0 k =−3<br />
5326c<br />
<br />
(0, −<br />
3) (2, 1) <br />
Exempelvis dessa punkter<br />
x1 y1<br />
( )<br />
1− −3<br />
k =<br />
2−0 k = 2<br />
Sidan<br />
x2 y2<br />
A C<br />
( −<br />
2,5) (4,5) <br />
k<br />
k<br />
x1 y1 x2<br />
y2<br />
AC<br />
AC<br />
AC<br />
5−5 =<br />
4−−2 = 0<br />
( )<br />
5323c<br />
(1,1) (2, −<br />
1)<br />
x1 y1 x2 y2<br />
−1−1 k =<br />
2−1 k =−2<br />
5324<br />
97<br />
Origo <br />
(0,0) ( −3, −7)<br />
x1 y1 x2 y2<br />
−7−0 k =<br />
−3−0 k = 73<br />
5325d<br />
<br />
(0,3) (3, 0) <br />
Exempelvis dessa punkter<br />
x1 y1 x2 y2<br />
0−3 k =<br />
3−0 k =−1<br />
5326d<br />
<br />
(0,0) (1, −<br />
1)<br />
Exempelvis dessa punkter<br />
x1 y1<br />
−1−0 k =<br />
1−0 k =−1<br />
Sidan<br />
x2 y2<br />
B <br />
C<br />
(4, −<br />
3) (4, 5) <br />
x1 y1 x2<br />
y2<br />
( )<br />
5− −3<br />
kBC<br />
=<br />
4−4 k = ej definierad<br />
BC<br />
BC