Question

Help??? xx

Classify each number as rational or irrational:
1. 2√9 ∙ √4: ?

2. √3 ∙ √16: ?

3. √5 ∙ √5: ?

4. 7√3 ∙ √3: ?

Answer 1

1) Rational
2) Rational
3) Rational
4) Rational
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All these problems came up as rational for me c: 

Answer 2

1. irrational
2. rational
3. rational
4. rational