Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 00:24Z
11y² + 4y + 6 = 0
∫₀^∞ e^(-θ²) dθ = √π / 2
479K
∫₀^∞ e^(-φ²) dφ = √π / 2
8K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
57K
det| 12 1 ; 0 13 | = 156
det| 11 9 ; 5 12 | = 87
276K
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
250K
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
62K
det| 7 4 ; 4 8 | = 40
256K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
46K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11θ² + 5θ + 3 = 0