Math Dump /sym/ccc869
id=739781 · host=fr.findroms.cloud · 2026-08-20 02:20Z
det| 4 3 ; 3 5 | = 11
∂r/∂α = 7r
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
79K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
43K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
10ψ² + 1ψ + 0 = 0
8γ² + 4γ + 7 = 0
F = ma
∫₀^∞ e^(-x²) dx = √π / 2