Rút gọn biểu thức 3căn8- 4 căn18 +5 căn32 - căn 50
rút gọn biểu thức
a) \(3\sqrt{8}-4\sqrt{18}+5\sqrt{32}-\sqrt{50}\)
b) (\(15\sqrt{50}+5\sqrt{200}-3\sqrt{450}\)) : 10
c) \(2\sqrt{28}+2\sqrt{63}-3\sqrt{175}+\sqrt{112}\)
d) (\(\sqrt{14}-3\sqrt{2}\))\(^2\) +\(6\sqrt{28}\)
e) \(\sqrt{\left(1-\sqrt{2018}\right)^2}\). \(\sqrt{2019+2\sqrt{2018}}\)
f) \(\left(\sqrt{6}-\sqrt{5}\right)^2-\sqrt{120}\)
g)\(12\left(2\sqrt{3}-3\sqrt{2}\right)^2+2\sqrt{6}+3\sqrt{4}\)
Loga
Toán lớp 9
