Math Dump /sym/059fc0
id=459852 · host=jp.commstar.world · 2026-09-01 21:06Z
∑_{k=1}^{n} k = n(n+1)/2
det| 4 1 ; 6 5 | = 14
402K
det| 3 2 ; 7 4 | = -2
det| 5 3 ; 7 6 | = 9
398K
∂r/∂θ = 9r
ΔS ≥ 0
det| 11 6 ; 7 12 | = 90
9ω² + 5ω + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 2 ; 7 8 | = 42
det| 3 5 ; 7 4 | = -23
det| 6 8 ; 6 7 | = -6
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∂y/∂γ = 3y