Question

simplifique os radicais
a) 3√2+√32- 2√8+3√128.
b)9+2√27-√243-5

Answer 1

A) $3\sqrt{2} +4\sqrt{2} -4\sqrt{2} +24\sqrt{2} =27\sqrt{2}$

B)$9+6\sqrt{3} -9\sqrt{3}-5=4-3\sqrt{3}$