Posted by **y912f** on Thursday, May 6, 2010 at 10:43pm.

23. The ___ axis represents the independent variable.

X?

21. Name the set(s) of numbers to which 1.68 belongs.

a. rational numbers

b. natural numbers, whole numbers, integers, rational numbers

c. rational numbers, irrational numbers

d. none of the above

I'm not sure

27. The _____ contains all values of the dependent variable.

a. domain

b. range

c. origin

d. axis

B?

18. Find the domain and range of the relation.

AGE OF PERSON BOOKS READ

65 42

36 37

29 37

29 17

a. domain: (29, 29, 36)

range: (17,37, 42)

b. domain: (29, 29, 36)

range: (37, 37, 42)

c. domain: (29, 36, 65)

range: (37, 37, 42)

d. domain: (29, 36, 65)

range: (17, 37, 42)

D?