Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:34Z
∑_{k=1}^{n} k = n(n+1)/2
3β² + 6β + 2 = 0
det| 1 4 ; 3 2 | = -10
129K
F = ma
\lim_{α\to 0} \frac{\sin α}{α} = 1
191K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
390K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
1K
1x² + 5x + 7 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
473K
det| 4 8 ; 1 5 | = 12