Question

$3 \sqrt{3}$
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Answer 1

Answer:

$3 \sqrt{3} \\ \\ = \sqrt{3} \times \sqrt{3} \times \sqrt{3} \\ \\ = \geqslant 3\sqrt{3} \\ \\ = \geqslant \sqrt{3} = 1.732 \\ \\ = \geqslant 3 \times 1.732 = 5.196$