Question

alguém me ajuda pfvzin

$\sqrt{75} - \sqrt{12}$

Answer 1

Resposta:

$\sqrt{75} -\sqrt{12} =\\ \\ \sqrt{3.5^2} -\sqrt{2^2.3} =\\ \\ 5\sqrt{3} -2\sqrt{3} =\\ \\ 3\sqrt{3}$