Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:54Z
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
52K
det| 12 5 ; 4 13 | = 136
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
100K
det| 4 9 ; 7 5 | = -43
\lim_{x\to 0} \frac{\sin x}{x} = 1
137K
det| 4 6 ; 4 5 | = -4
197K
det| 1 1 ; 3 2 | = -1
det| 12 9 ; 3 13 | = 129
\frac{8}{6} \sum_{i=1}^{n} i^{2}
218K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
F = ma
CaCO₃ → CaO + CO₂