Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 05:54Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
12α² + 7α + 2 = 0
det| 7 4 ; 4 8 | = 40
248K
det| 4 6 ; 0 5 | = 20
157K
∇²y = 0
det| 11 4 ; 5 12 | = 112
170K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
8β² + 4β + 2 = 0
det| 3 9 ; 1 4 | = 3
100K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
138K
∑_{k=1}^{n} k = n(n+1)/2
354K