Math Dump /sym/d7cdfa
id=474472 · host=jp.commstar.world · 2026-09-01 21:15Z
2z² + 9z + 1 = 0
det| 4 1 ; 6 5 | = 14
402K
λ = h/p
det| 5 3 ; 7 6 | = 9
398K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 8 ; 0 13 | = 156
CaCO₃ → CaO + CO₂
d/dn [n^12] = 12n^11
ΔS ≥ 0
∂n/∂γ = 7n
\oint_C \vec{F}\cdot d\vec{r} = 0
7z² + 9z + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
ΔS ≥ 0