Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 19:21Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 2 6 ; 0 3 | = 6
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
57K
∂x/∂γ = 3x
∑_{k=1}^{n} k = n(n+1)/2
264K
\lim_{x\to 0} \frac{\sin x}{x} = 1
276K
det| 5 2 ; 4 6 | = 22
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
250K
det| 5 3 ; 2 6 | = 24