Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:11Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
36K
10y² + 7y + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
158K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-x²) dx = √π / 2
240K
10y² + 4y + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
91K
det| 7 4 ; 4 8 | = 40
201K
λ = h/p
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K