Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 21:22Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
193K
λ = h/p
det| 10 8 ; 1 11 | = 102
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
179K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
405K
det| 9 4 ; 1 10 | = 86
442K
∑_{k=1}^{n} k = n(n+1)/2
41K