Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 23:25Z
11t² + 7t + 4 = 0
det| 11 5 ; 0 12 | = 132
326K
∫₀^∞ e^(-t²) dt = √π / 2
198K
E = mc²
det| 4 4 ; 5 5 | = 0
155K
det| 7 4 ; 4 8 | = 40
63K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 4 ; 3 2 | = -10
359K
det| 10 1 ; 4 11 | = 106
∑_{k=1}^{n} k = n(n+1)/2
233K