Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:49Z
9y² + 1y + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
40K
det| 2 6 ; 0 3 | = 6
297K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 10 5 ; 4 11 | = 90
138K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
176K
det| 6 6 ; 2 7 | = 30
67K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
112K
∑_{k=1}^{n} k = n(n+1)/2
247K