Question

simplificando - se 2√3+,2√12-2√75 obtemos ?

Answer 1

$2\sqrt3+2\sqrt{12}-2\sqrt{75}\\2\sqrt3+2\sqrt{2\cdot2\cdot3}-2\sqrt{3\cdot5\cdot5}\\ 2\sqrt3+2\cdot2\sqrt3-5\cdot2\sqrt3\\2\sqrt3+4\sqrt3-10\sqrt3\\-4\sqrt3$