Tell whether each number is an element of N (a natural number), Z (an integer), Q (a rational number), Q´ (an irrational number), or R (a real number). You may need to list more than one set for each answer.

a. 7

b. 4.93

c. 0.656656665 . . .

d. √2

e. 3.14159

f. 17 / 43

g. 0.002̅ 7̅

h. √9

i. 0