Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 03:52Z
det| 1 9 ; 3 2 | = -25
\frac{2}{2} \sum_{i=1}^{n} i^{2}
218K
∇ × E = −∂B/∂t
6t² + 6t + 7 = 0
∫₀^∞ e^(-x²) dx = √π / 2
170K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
∑_{k=1}^{n} k = n(n+1)/2
\frac{11}{6} \sum_{i=1}^{n} i^{2}
105K
∂β/∂n = 7β
\frac{3}{2} \sum_{i=1}^{n} i^{2}
138K
\oint_C \vec{F}\cdot d\vec{r} = 0