Question

01- Efetue as operações:
$\sqrt{32} - 2 \sqrt{12} - \sqrt{75} + 3 \sqrt{72}$

Answer 1

$\sqrt{32} - 2 \sqrt{12} - \sqrt{75} + 3 \sqrt{72}$
$4 \sqrt{2} - 4 \sqrt{3} - 5 \sqrt{3} + 18 \sqrt{2}$
$22 \sqrt{2} - 4 \sqrt{3} - 5 \sqrt{3}$
$22 \sqrt{2} - 9 \sqrt{3}$
$valor \: aproximado = 15.52424$