q

x0

1

10

10.795834

10.9

10.94

10.98

11

12

0.9

4

3

3

3

3

3

3

4

1.15

4

4

4

4

4

4

4

5

Absolute errors

1.10389E−12

1.66533E−15

2.20934E−14

8.53762E−14

1.36779E−13

2.14606E−13

2.67009E−13