Math Dump /sym/787d94
id=131531 · host=jp.commstar.world · 2026-09-01 21:08Z
d/dy [y^5] = 5y^4
det| 4 1 ; 6 5 | = 14
402K
9y² + 1y + 0 = 0
det| 5 3 ; 7 6 | = 9
398K
∇²z = 0
CaCO₃ → CaO + CO₂
7x² + 7x + 7 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
det| 7 7 ; 0 8 | = 56
e^{i\pi} + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O
12r² + 7r + 7 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}