Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 22:42Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 11 5 ; 0 12 | = 132
479K
12β² + 9β + 3 = 0
∂z/∂n = 8z
det| 9 4 ; 1 10 | = 86
191K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
1K
∑_{k=1}^{n} k = n(n+1)/2
153K
\binom{n}{k} = \frac{n!}{k!(n-k)!}