Math Dump /sym/5b7142
id=562295 · host=jp.commstar.world · 2026-09-01 21:06Z
4x² + 2x + 7 = 0
det| 4 1 ; 6 5 | = 14
402K
∫₀^∞ e^(-β²) dβ = √π / 2
det| 5 3 ; 7 6 | = 9
398K
e^{i\pi} + 1 = 0
e^{i\pi} + 1 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O