Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 23:23Z
11t² + 7t + 4 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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E = mc²
\lim_{β\to 0} \frac{\sin β}{β} = 1
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det| 9 4 ; 1 10 | = 86
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 10 4 ; 1 11 | = 106
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CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃