Math Dump /sym/a305bc
id=610709 · host=fr.findroms.cloud · 2026-08-20 02:14Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
5β² + 1β + 7 = 0
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
79K
det| 7 4 ; 7 8 | = 28
∑_{k=1}^{n} k = n(n+1)/2
43K
4x² + 6x + 6 = 0
det| 4 3 ; 3 5 | = 11
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 5 6 ; 4 6 | = 6
\binom{n}{k} = \frac{n!}{k!(n-k)!}