Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:59Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
75K
\lim_{β\to 0} \frac{\sin β}{β} = 1
479K
3β² + 6β + 2 = 0
det| 10 9 ; 0 11 | = 110
129K
F = ma
\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 5 9 ; 7 6 | = -33
153K
1x² + 5x + 7 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
473K
∑_{k=1}^{n} k = n(n+1)/2
338K
∇²ψ = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃