Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 05:59Z
\frac{11}{2} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
36K
∑_{k=1}^{n} k = n(n+1)/2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
131K
det| 3 6 ; 0 4 | = 12
158K
4ψ² + 5ψ + 5 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
240K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
376K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 5 6 ; 4 6 | = 6
344K
ω = 2πf
\lim_{t\to 0} \frac{\sin t}{t} = 1
91K
det| 9 7 ; 3 10 | = 69
295K