Question

$3 \times \frac{1}{ \sqrt{3} }$
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Answer 1

$3 \times \frac{1}{ \sqrt{3} } = \frac{3}{ \sqrt{3} } = \frac{3 \sqrt{3} }{ \sqrt{3} \times \sqrt{3} } = \frac{3 \sqrt{3} }{3} = \sqrt{3}$