Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:57Z
det| 11 8 ; 0 12 | = 132
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
244K
∑_{k=1}^{n} k = n(n+1)/2
52K
N₂ + 3H₂ ⇌ 2NH₃
AgNO₃ + NaCl → AgCl↓ + NaNO₃
90K
det| 2 4 ; 4 3 | = -10
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
100K
det| 5 6 ; 1 6 | = 24
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
137K
∫₀^∞ e^(-θ²) dθ = √π / 2
197K
2H₂ + O₂ → 2H₂O
det| 2 7 ; 7 3 | = -43
262K
F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
ω = 2πf