" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) A=(0,2) K=(3,-7)
y=ax+b
b=2
-7=3a+2
-9=3a /:3
a=-3
y=-3x+2
b) B=(-2,0) L=(6,6)
y=ax+b
0=-2a+b /*(-1)
6=6a+b
0=2a-b
6=6a+b
----------
6=8a
a=6/8
a=3/4
b=2*3/4
b=-6/4
b=-1,5
y=3/4 x - 1,5
c) C=(-1,1) M=(5,3)
y=ax+b
1=-a+b /*5
3=5a+b
5=-5a+5b
3=5a+b
----------
8=6b
b=8/6
b=4/3
a=b-1
a=4/3 -1
a=1/3
y=1/3 x +4/3
d) D=(-3,2) N=(3,-2)
y=ax+b
2=-3a+b
-2=3a+b
---------
0=2b
b=0
a=-2/3