Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 07:26Z
det| 2 3 ; 7 3 | = -15
det| 7 6 ; 1 8 | = 50
369K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
133K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
d/dn [n^12] = 12n^11
∑_{k=1}^{n} k = n(n+1)/2
24K
det| 7 4 ; 4 8 | = 40
126K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
234K