Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 18:01Z
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
438K
\frac{12}{2} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
448K
det| 7 4 ; 4 8 | = 40
22K
det| 8 5 ; 7 9 | = 37
\binom{n}{k} = \frac{n!}{k!(n-k)!}
406K
det| 5 8 ; 0 6 | = 30
det| 3 7 ; 2 4 | = -2
80K
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
359K
det| 11 9 ; 5 12 | = 87