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D={-1,0,2}
ZW={-2, 1, 2}
b)
D= {1,2,3,4,5}
ZW={-1, 1}
c)
D= {-2,-1,0,1,2}
ZW={}
d)
D= {1,2,5,10}
ZW={-6, -4, -2, 0}
e)
D= {-3,-2,-1,0,1,2}
ZW={0, 1, 2, 3}
f(-1)=-2/-1-1=-2/-2=1
f(0)=-2/0-1=-2/-1=2
f(2)=-2/2-1=-2/1=-2
ZW={-2,1,2}
b)
f(1)=(-1)^1=-1
f(2)=(-1)^2=1
f(3)=(-1)^3=-1
f(4)=(-1)^4=1
f(5)=(-1)^5=-1
ZW={-1,1}
c)
f(-2)=2^-2=(1/2)^2=1/4
f(-1)=2^-1=(1/2)^1=1/2
f(0)=2^0=1
f(1)=2^1=2
f(2)=2^2=4
ZW={1/4,1/2,1,2,4}
d)
f(1)=-2*pierwiastek z 0=-2*0=0
f(2)=-2*pierwiastek z 1=-2*1=-2
f(5)=-2*pierwiastek z 4=-2*2=-4
f(10)=-2*pierwiastek z 9=-2*3=-6
ZW={-6,-4,-2,0}
e)
f(-3)=