Question

Classify the following numbers as rational or irrational.
i. 5-√3
ii. √3+√2
iii. (√2-2)^2
iv. 2√7/7√7
v. 2pi
vi. 1/√3
vii. (2+√2)(2-√2)

Answer 1

1..Irrational
2.Irrational
3.Irrational (must be wondering why so)...
4.Rational
5.Rational
6.Irrational.
7.Rational...

Answer 2

1.Irrational
2.Irrational
3.Irrational 
4.Rational
5.Rational
6.Irrational
7.Rational