Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 03:10Z

∇²x = 0

d/dt [t^3] = 3t^2

451K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

264K

det| 3 9 ; 1 4 | = 3

det| 9 5 ; 1 10 | = 85

297K

∇ × E = −∂B/∂t

252K

CaCO₃ → CaO + CO₂

Fe₂O₃ + 3CO → 2Fe + 3CO₂

48K

\lim_{r\to 0} \frac{\sin r}{r} = 1

411K

det| 8 9 ; 4 9 | = 36

∫₀^∞ e^(-x²) dx = √π / 2

377K

8ψ² + 7ψ + 0 = 0

299K

det| 7 6 ; 6 8 | = 20

det| 12 1 ; 5 13 | = 151

401K

det| 8 4 ; 3 9 | = 60

\oint_C \vec{F}\cdot d\vec{r} = 0

det| 8 4 ; 3 9 | = 60

∑_{k=1}^{n} k = n(n+1)/2