Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:04Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 1 2 ; 7 2 | = -12
479K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
102K
det| 7 4 ; 4 8 | = 40
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{x\to 0} \frac{\sin x}{x} = 1
264K
∇²α = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
250K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K