Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:58Z
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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det| 4 4 ; 5 5 | = 0
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3β² + 6β + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
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det| 11 9 ; 5 12 | = 87
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F = ma
\frac{8}{7} \sum_{i=1}^{n} i^{2}
1x² + 5x + 7 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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∇²ψ = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃