Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 21:36Z
det| 12 9 ; 4 13 | = 120
\binom{n}{k} = \frac{n!}{k!(n-k)!}
326K
∂α/∂n = 1α
det| 4 4 ; 5 5 | = 0
155K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
63K
det| 7 9 ; 3 8 | = 29
Fe₂O₃ + 3CO → 2Fe + 3CO₂
366K
∑_{k=1}^{n} k = n(n+1)/2
201K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 4 ; 4 8 | = 40
176K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O