Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 07:28Z
det| 2 3 ; 7 3 | = -15
\binom{n}{k} = \frac{n!}{k!(n-k)!}
133K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
404K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
271K
d/dn [n^12] = 12n^11
∑_{k=1}^{n} k = n(n+1)/2
98K
\frac{12}{7} \sum_{i=1}^{n} i^{2}
396K
∇²z = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
24K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
126K