F(x)=1/2(x-1)
1
0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
-0.2
-0.4
-0.6
-0.8
-1
0
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
-1
-2
-3
-4
F(x)=4/x-2
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
-1
-0.8
-0.6
-0.4
0.2
0
0.2
0.4
0.6
0.8
1