Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 20:55Z
det| 1 9 ; 3 2 | = -25
∑_{k=1}^{n} k = n(n+1)/2
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 11 4 ; 0 12 | = 132
∫₀^∞ e^(-r²) dr = √π / 2
det| 2 4 ; 4 3 | = -10
257K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 9 4 ; 1 10 | = 86
256K
∂y/∂r = 4y