Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:53Z
det| 12 3 ; 2 13 | = 150
det| 11 5 ; 0 12 | = 132
8K
∂y/∂φ = 5y
∑_{k=1}^{n} k = n(n+1)/2
102K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
57K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-ω²) dω = √π / 2
264K
∫₀^∞ e^(-n²) dn = √π / 2
F = G m₁m₂ / r²
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
256K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}