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a1*a2=-1
a)
y=-2x+3
-2*a=-1
a=1/2
k: y=1/2x+b
1/2*(-1)+b=2
b=2+1/2=2,5
Odp. y=1/2x+2,5
b)
-√3y=-2√3x-2 /:(-√3)
y=2x+c
2*a=-1
a=-1/2
y=-1/2x+b
-1/2*(-√2)+b=0
b=-√2/2
Odp. y=-1/2x-√2/2