Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:57Z
det| 12 3 ; 2 13 | = 150
det| 9 4 ; 1 10 | = 86
479K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8K
∂y/∂φ = 5y
∑_{k=1}^{n} k = n(n+1)/2
102K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
\frac{12}{7} \sum_{i=1}^{n} i^{2}
264K
\lim_{α\to 0} \frac{\sin α}{α} = 1
276K
∫₀^∞ e^(-n²) dn = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
62K
\oint_C \vec{F}\cdot d\vec{r} = 0
46K