Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 20:49Z
det| 1 9 ; 3 2 | = -25
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
det| 11 4 ; 0 12 | = 132
∑_{k=1}^{n} k = n(n+1)/2
264K
∫₀^∞ e^(-r²) dr = √π / 2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
250K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
62K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
256K
∂y/∂r = 4y
det| 9 9 ; 5 10 | = 45
46K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
164K