Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 23:37Z
11t² + 7t + 4 = 0
det| 9 4 ; 1 10 | = 86
198K
E = mc²
det| 3 6 ; 0 4 | = 12
155K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
366K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
176K