Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:57Z
∑_{k=1}^{n} k = n(n+1)/2
3β² + 6β + 2 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
276K
det| 9 4 ; 1 10 | = 86
129K
F = ma
∫₀^∞ e^(-t²) dt = √π / 2
191K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
1K
det| 1 1 ; 5 2 | = -3
153K
1x² + 5x + 7 = 0
det| 3 7 ; 2 4 | = -2
473K
∇²ψ = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
188K
det| 5 3 ; 7 6 | = 9
416K
3φ² + 8φ + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}