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Exercises

1a.

1 answ
1b.

0,1,2,5

2 answ
1c.

2 answ
1d.

1 answ
2a.

5,12

2 answ
2b.

0,5,12

2 answ
2c.

2 answ
2d.

1 answ
3a.

1

2 answ
3b.

1

2 answ
3c.

-13,-6,1

2 answ
3d.

2 answ
4a.

4

3 answ
4b.

4

2 answ
4c.

1 answ
4d.

1 answ
5a.

2 answ
5b.

1 answ
5c.

2 answ
5d.

1 answ
6a.

1 answ
6b.

1 answ
6c.

1 answ
6d.

1 answ
7.

1 answ
8.

0.333

2 answ
9.

2 answ
10.

0.625

2 answ
11.

2 answ
12.

1 answ
13.

1 answ
14.

1 answ
15.

2 answ
16.

2 answ
17.

1 answ
18.

1 answ
19a.

The set of all real numbers less than or equal to 5.

1 answ
19b.

See diagram

1 answ
19c.

Unbounded

1 answ
20a.

The set of all real numbers greater than or equal to -2.

1 answ
20b.

See diagram

1 answ
20c.

Unbounded

1 answ
21a.

The set of all negative real numbers.

1 answ
21b.

See diagram

1 answ
21c.

Unbounded

1 answ
22a.

The set of all real numbers greater than 3.

1 answ
22b.

See diagram

1 answ
22c.

Unbounded

1 answ
23a.

The set of all real numbers greater than or equal to 4.

1 answ
23b.

See diagram

1 answ
23c.

Unbounded

1 answ
24a.

The set of all real numbers less than 2.

1 answ
24b.

See diagram

1 answ
24c.

Unbounded

1 answ
25a.

The set of all real numbers between -2 and 2, not including -2 and 2.

1 answ
25b.

See diagram

1 answ
25c.

Bounded

1 answ
26a.

The set of all real numbers between 0 and 5, including 0 and 5.

1 answ
26b.

See diagram

1 answ
26c.

Bounded

1 answ
27a.

The set of all real numbers between -1 and 0, including -1 and excluding 0.

1 answ
27b.

See diagram

1 answ
27c.

Bounded

1 answ
28a.

The set of all real numbers between 0 and 6, including 6 and excluding 0.

1 answ
28b.

See diagram

1 answ
28c.

Bounded

1 answ
29.

1 answ
30.

1 answ
31.

1 answ
32.

1 answ
33.

1 answ
34.

1 answ
35.

1 answ
36.

1 answ
37.

This interval consists of all real numbers greater than or equal to 0 and less than 8

1 answ
38.

This interval consists of all real numbers greater than or equal to -5 and less than or equal to 7

1 answ
39.

This interval consists of all real numbers greater than -6

1 answ
40.

This interval consists of all real numbers less than or equal to 4

1 answ
57.

1 answ
58.

1 answ