⌛メ𝕹𝖊𝖕𝖆𝖑 ツ[𝕿𝖊𝖆𝖒 𝕹𝖊𝖕𝖆𝖑]
Giới thiệu về bản thân
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2022-04-15 22:28:03
B67:
Ta có:
\(A=0.3+0.5+0.7+0.9+1.1+1.3+1.5+1.7\)
\(A=0.2+0.4+0.6+0.8+1+1.2+1.4+0.1\cdot7+1.7=0.2+0.4+0.6+0.8+1+1.2+1.4+2.4\)
\(A=B+0.2\)
\(\Rightarrow A>B\)
2022-04-15 22:24:28
\(x:\dfrac{5}{9}=\dfrac{3}{72}\)
\(x=\dfrac{3}{72}\cdot\dfrac{5}{9}\)
\(x=\dfrac{5}{216}\)
2022-04-15 22:23:18
\(\dfrac{1}{10}\cdot\dfrac{2}{9}\cdot\dfrac{3}{8}\cdot\dfrac{4}{7}\cdot\dfrac{7}{4}\cdot\dfrac{8}{3}\cdot\dfrac{9}{2}=\dfrac{1\cdot2\cdot3\cdot4\cdot7\cdot8\cdot9}{10\cdot9\cdot8\cdot7\cdot4\cdot3\cdot2}=\dfrac{1}{10}\)
2022-03-17 21:13:37
2022-03-17 21:13:37
2022-03-17 21:12:17
2022-03-17 21:12:17
2022-03-14 00:00:00
2022-03-14 00:00:00
2022-03-12 09:48:11