Math Dump /sym/bdc61b
id=239804 · host=jp.commstar.world · 2026-09-01 21:05Z
7t² + 1t + 2 = 0
det| 4 1 ; 6 5 | = 14
402K
∇²x = 0
det| 5 3 ; 7 6 | = 9
398K
det| 3 8 ; 1 4 | = 4
det| 1 6 ; 0 2 | = 2
∂r/∂x = 3r
2H₂ + O₂ → 2H₂O
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
F = ma
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
6θ² + 9θ + 1 = 0
2r² + 7r + 1 = 0