Question

Identify the most specific set to which each of the following numbers belongs:(5 points) -9, √144, 0.121212, √47, 0


answer choices: integer, irrational number, whole number, natural number, rational number

Answer 1

there can only be one answer one time for each box, what is the correct option for each one, and the last one?

Answer 2

you have whole number as an answer twice, that is wrong

Answer 3

-9: integer
√144: whole number (since the square root of 144 is 12)
0.121212: rational number (because it can be expressed as a fraction: 121212/1000000)
√47: irrational number (the square root of 47 cannot be expressed as a fraction or a decimal that terminates or repeats)
0: rational number (because it can be expressed as a fraction: 0/1)

Answer 4

Apologies for the confusion. Here are the correct options for each number:

-9: integer
√144: whole number
0.121212: rational number
√47: irrational number
0: whole number

Answer 5

Apologies for the mistake. Here are the correct options for each number:

-9: integer
√144: whole number, rational number
0.121212: rational number
√47: irrational number
0: whole number, integer