Question

$3 \sqrt{3 - \sqrt{3} }$
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Answer 1

Step-by-step explanation:

$\sf \leadsto 3 \sqrt{3 - \sqrt{3} } \\ \sf \leadsto 3 \sqrt{3 } - 3 \\ \sf \leadsto 3 \times 1.732 - 3 \\ \sf \leadsto 51.96 - 3 \\ \sf \leadsto 48.96 \\ \bf \leadsto 49(approx)$