Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:05Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
479K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
102K
det| 7 4 ; 4 8 | = 40
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
264K
∇²α = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
250K
∑_{k=1}^{n} k = n(n+1)/2
46K