\(\sqrt{900}:\sqrt{800}=30:20\sqrt{2}=\frac{3\sqrt{2}}{2}\)
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\(\sqrt{14+\sqrt{16900}}-\sqrt{19+\sqrt{900}}+\sqrt{45+\sqrt{3025}}\)
100+200+300+400+500+600+700+800+900+100+200+300+400+500+600+700+800+900
100+200+300+400+500+600+700+800+900+100+200+300+400+500+600+700+800+900
\(\sqrt[3]{27}\)=?
\(\sqrt[3]{27}\)
Tính \(\sqrt{300+900.x}=2007\)
Tính:
\(\sqrt{8100}\) \(\sqrt{900}\) \(\sqrt{3136}\)
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Bài1: Tĩm x, biết: a) \sqrt{1,69}.(2.\sqrt{x}+\sqrt{81/121})=13/10
Tính các góc D1, B .Biết <A = 900, <C = 800 và AC // BD
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