Real Numbers...1

[nycmathguy]

I will do even number problems only.

Question 2

For (a), rational
For (b), rational

Question 4

For (a), rational
For (b), rational

Question 6

For (a), irrational
For (b), irrational

 

[MathLover1]

2.
a. correct
b.

,

4. correct

6. correct

 

[nycmathguy]

2.
a. correct
b. View attachment 3203, View attachment 3204

4. correct

6. correct

Question 2

For (b), sqrt{27/4}, sqrt{27}/2, which is irrational as you said.