Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 05:59Z
\frac{11}{2} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
36K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
131K
det| 2 7 ; 7 3 | = -43
158K
4ψ² + 5ψ + 5 = 0
det| 9 4 ; 1 10 | = 86
376K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∫₀^∞ e^(-t²) dt = √π / 2
344K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
91K
det| 5 8 ; 7 6 | = -26
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
399K