Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 20:38Z
det| 1 9 ; 3 2 | = -25
\binom{n}{k} = \frac{n!}{k!(n-k)!}
479K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∫₀^∞ e^(-θ²) dθ = √π / 2
102K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
57K
det| 11 4 ; 0 12 | = 132
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
264K
∫₀^∞ e^(-r²) dr = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
257K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
250K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 5 6 ; 1 6 | = 24
62K
det| 12 9 ; 5 13 | = 111
46K
∑_{k=1}^{n} k = n(n+1)/2
164K