Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 20:39Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
36K
12ω² + 6ω + 7 = 0
d/dn [n^4] = 4n^3
det| 4 6 ; 0 5 | = 20
240K
det| 9 1 ; 1 10 | = 89
∑_{k=1}^{n} k = n(n+1)/2
139K
det| 1 6 ; 5 2 | = -28
det| 9 6 ; 0 10 | = 90
91K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
201K
ω = 2πf
ΔS ≥ 0
4r² + 4r + 6 = 0
9r² + 1r + 4 = 0