Formula Ledger /sym/9b15e7
id=380629 · host=findroms.cloud · 2026-09-12 10:15Z
\frac{2}{1} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 2 ; 1 8 | = 54
378K
\frac{10}{8} \sum_{i=1}^{n} i^{2}
\lim_{α\to 0} \frac{\sin α}{α} = 1
35K
det| 6 3 ; 1 7 | = 39
228K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
447K
∑_{k=1}^{n} k = n(n+1)/2
123K