Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 23:18Z
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
244K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
52K
\lim_{β\to 0} \frac{\sin β}{β} = 1
\frac{2}{2} \sum_{i=1}^{n} i^{2}
91K
∇²x = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
100K
∑_{k=1}^{n} k = n(n+1)/2
50K
det| 9 8 ; 5 10 | = 50
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
∫₀^∞ e^(-φ²) dφ = √π / 2
262K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
196K
2z² + 8z + 0 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
det| 9 4 ; 1 10 | = 86
299K
∂φ/∂y = 6φ
Fe₂O₃ + 3CO → 2Fe + 3CO₂