\(=3-\sqrt{6}+2\sqrt{6}-3=\sqrt{6}\)
\(=3-\sqrt{6}+2\sqrt{6}-3=\sqrt{6}\)
Rút gọn biểu thức sau :
\(\sqrt{15-\sqrt{216}}+\sqrt{33-12\sqrt{6}}\)
Rút gọn biểu thức
\(\sqrt{15-6\sqrt{6}}+\sqrt{33-12\sqrt{6}}\)
\(\sqrt{15-\sqrt{216}+\sqrt{33-12\sqrt{6}}}\)
Rút gọn \(\sqrt{33-12\sqrt{6}}+\sqrt{15-6\sqrt{6}}\)
Rút gọn \(\sqrt{15-6\sqrt{6}}+\sqrt{33-12\sqrt{6}}\)
Tinhs : \(\sqrt{15-\sqrt{216}}+\sqrt{33-12\sqrt{6}}\)
Rút gọn các bthuc sau:
\(\sqrt{\left(2-\sqrt{3}\right)^2}+\sqrt{4-2\sqrt{3}}\)
\(\sqrt{15-6\sqrt{6}}+\sqrt{33-12\sqrt{6}}\)
rút gọn
\(\dfrac{\sqrt{15}-\sqrt{6}}{\sqrt{35}-\sqrt{14}}\)
\(\dfrac{\sqrt{15}-\sqrt{5}}{\sqrt{3}-1}\)
\(\dfrac{2\sqrt{8}-\sqrt{12}}{\sqrt{18}-\sqrt{48}}\)
a) \(\sqrt{15-\sqrt{216}}+\sqrt{33-12\sqrt{6}}\)
b) \(\sqrt{8\sqrt{3}}-2\sqrt{25\sqrt{12}}+4\sqrt{\sqrt{192}}\)
c) \(\sqrt{2-\sqrt{3}}.\left(\sqrt{5}+\sqrt{2}\right)\)
Rút gọn : Sử dụng công thức \(\sqrt{A^2}=\left|A\right|\)
a) \(\frac{\sqrt{2-\sqrt{3}}}{\sqrt{2}}\)
b) \(\sqrt{8}.\sqrt{3-\sqrt{5}}\)
c) \(\sqrt{15-6\sqrt{6}}-\sqrt{33-12\sqrt{6}}\)
d) \(\sqrt{6-2\sqrt{\sqrt{2}+\sqrt{12}+\sqrt{18-\sqrt{128}}}}\)