Math Dump /sym/e21b6b
id=866971 · host=jp.commstar.world · 2026-09-01 21:08Z
11x² + 2x + 5 = 0
det| 4 1 ; 6 5 | = 14
402K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 5 3 ; 7 6 | = 9
398K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
8ψ² + 6ψ + 7 = 0
λ = h/p
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
ΔS ≥ 0
∫₀^∞ e^(-r²) dr = √π / 2
∫₀^∞ e^(-θ²) dθ = √π / 2
7t² + 7t + 5 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0