Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-21 09:04Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
436K
det| 4 2 ; 6 5 | = 8
\binom{n}{k} = \frac{n!}{k!(n-k)!}
26K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
355K
ω = 2πf
Fe₂O₃ + 3CO → 2Fe + 3CO₂
348K
det| 3 1 ; 0 4 | = 12
7β² + 5β + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
428K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
352K
det| 1 2 ; 7 2 | = -12
383K