Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:32Z
∑_{k=1}^{n} k = n(n+1)/2
det| 3 7 ; 2 4 | = -2
479K
3β² + 6β + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
129K
F = ma
\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 5 9 ; 0 6 | = 30
153K
1x² + 5x + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
338K
d/dy [y^11] = 11y^10
188K