Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 02:29Z
det| 2 2 ; 6 3 | = -6
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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\lim_{t\to 0} \frac{\sin t}{t} = 1
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 9 4 ; 1 10 | = 86
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∑_{k=1}^{n} k = n(n+1)/2
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det| 3 1 ; 4 4 | = 8
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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ΔS ≥ 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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∇ × E = −∂B/∂t
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
10φ² + 7φ + 2 = 0