Math Dump /sym/272b1f
id=447684 · host=jp.commstar.world · 2026-09-01 21:07Z
7t² + 3t + 2 = 0
det| 4 1 ; 6 5 | = 14
402K
∫₀^∞ e^(-y²) dy = √π / 2
det| 5 3 ; 7 6 | = 9
398K
det| 5 8 ; 3 6 | = 6
det| 10 3 ; 5 11 | = 95
F = ma
∑_{k=1}^{n} k = n(n+1)/2
ω = 2πf
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
8r² + 2r + 3 = 0
∇²t = 0
∑_{k=1}^{n} k = n(n+1)/2