Math Dump /sym/81a6c2
id=325502 · host=jp.commstar.world · 2026-09-01 21:04Z
∂α/∂n = 7α
det| 4 1 ; 6 5 | = 14
402K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 3 ; 7 6 | = 9
398K
∫₀^∞ e^(-φ²) dφ = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
11ω² + 5ω + 4 = 0
9ω² + 1ω + 1 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
8ψ² + 4ψ + 1 = 0
9α² + 9α + 2 = 0
det| 11 2 ; 6 12 | = 120
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃