Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:05Z
∑_{k=1}^{n} k = n(n+1)/2
det| 10 2 ; 1 11 | = 108
75K
∑_{k=1}^{n} k = n(n+1)/2
479K
3β² + 6β + 2 = 0
F = ma
det| 9 4 ; 1 10 | = 86
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
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1x² + 5x + 7 = 0
det| 4 6 ; 4 5 | = -4
473K