Math Dump /sym/5ff53c
id=232152 · host=jp.commstar.world · 2026-09-01 21:05Z
10α² + 5α + 2 = 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)!}
4r² + 9r + 4 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
F = ma
∇ × E = −∂B/∂t
CaCO₃ → CaO + CO₂
e^{i\pi} + 1 = 0
det| 9 3 ; 1 10 | = 87
d/dα [α^5] = 5α^4
∑_{k=1}^{n} k = n(n+1)/2