Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 20:51Z
det| 1 9 ; 3 2 | = -25
\lim_{t\to 0} \frac{\sin t}{t} = 1
479K
det| 9 6 ; 0 10 | = 90
8K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
det| 11 4 ; 0 12 | = 132
det| 5 6 ; 4 6 | = 6
264K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
∫₀^∞ e^(-r²) dr = √π / 2
det| 2 7 ; 7 3 | = -43
257K
det| 9 4 ; 1 10 | = 86
250K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{2}{2} \sum_{i=1}^{n} i^{2}
62K
det| 2 4 ; 4 3 | = -10
256K
∑_{k=1}^{n} k = n(n+1)/2
46K