Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 07:29Z
det| 2 3 ; 7 3 | = -15
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
398K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 8 ; 3 5 | = -4
271K
d/dn [n^12] = 12n^11
∑_{k=1}^{n} k = n(n+1)/2
396K
det| 4 7 ; 2 5 | = 6
346K
det| 7 4 ; 4 8 | = 40
126K