Math Dump /sym/2b1d08
id=311520 · host=jp.commstar.world · 2026-09-01 21:06Z
9r² + 9r + 3 = 0
det| 4 1 ; 6 5 | = 14
402K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 3 ; 7 6 | = 9
398K
det| 7 9 ; 5 8 | = 11
det| 6 4 ; 6 7 | = 18
E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
PV = nRT
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-φ²) dφ = √π / 2
∇²ψ = 0
det| 4 2 ; 3 5 | = 14
3n² + 4n + 6 = 0