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x+2 / 5x-2 = x-2 / x+2
(x+2)²=(x-2)(5x-2)
x²+4x+4=5x²-2x-10x+4
-4x²+16x=0
-4x(x-4)=0
x=0 i x=4
dla x=0
a1=-2
a2=2
a3=-2
dla x=4
a1=18
a2=6
a3=2