Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 05:11Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{2}{2} \sum_{i=1}^{n} i^{2}
218K
12α² + 7α + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
248K
\frac{1}{7} \sum_{i=1}^{n} i^{2}
157K
∇²y = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
170K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
105K
8β² + 4β + 2 = 0
det| 9 4 ; 1 10 | = 86
100K
det| 4 6 ; 4 5 | = -4
138K
Fe₂O₃ + 3CO → 2Fe + 3CO₂