Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 03:25Z
det| 1 9 ; 3 2 | = -25
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∇ × E = −∂B/∂t
\frac{1}{7} \sum_{i=1}^{n} i^{2}
157K
6t² + 6t + 7 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
170K
\frac{11}{8} \sum_{i=1}^{n} i^{2}
299K
∑_{k=1}^{n} k = n(n+1)/2
det| 11 2 ; 5 12 | = 122
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\frac{4}{9} \sum_{i=1}^{n} i^{2}
100K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
433K