Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 02:05Z
PV = nRT
det| 7 4 ; 4 8 | = 40
244K
det| 7 2 ; 2 8 | = 52
det| 4 8 ; 3 5 | = -4
90K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∫₀^∞ e^(-y²) dy = √π / 2
100K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
197K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
262K
\frac{7}{3} \sum_{i=1}^{n} i^{2}