Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:22Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
479K
3β² + 6β + 2 = 0
det| 5 3 ; 2 6 | = 24
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
129K
F = ma
∑_{k=1}^{n} k = n(n+1)/2
390K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 4 4 ; 5 5 | = 0
153K
1x² + 5x + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
338K
det| 3 7 ; 2 4 | = -2
188K