Question

1. Classify the following numbers as rational or irrational: (1) 2 - √5 (ii) (3+ √23) -√23 (3) 2√7/7√7 1 (iv) 1/√2 (v) 2π
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Answer 1

Answer:

1. rational

2. irrational

3.irrational

4.rational

5. rational