Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:05Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{12}{6} \sum_{i=1}^{n} i^{2}
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 4 6 ; 4 5 | = -4
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
276K
∇²α = 0
∑_{k=1}^{n} k = n(n+1)/2
250K
ω = 2πf
\lim_{x\to 0} \frac{\sin x}{x} = 1
62K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
256K
PV = nRT
det| 7 4 ; 4 8 | = 40
46K