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16-10-2018
Mathematics

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Аноним Аноним

16-10-2018

Answer:

The second and fourth choices.

Step-by-step explanation:

5 * √2 * √2

= 5 * 2 = 10 Rational

√9 * √16

= √25 = 5 Rational

The other 2 choices simplify to √55 and √6 which are irrational.

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