Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:53Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
75K
det| 9 4 ; 1 10 | = 86
479K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
129K
6x² + 5x + 5 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
390K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
153K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
473K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
338K