Formula Ledger /sym/ff1113
id=20 · host=findroms.cloud · 2026-10-02 00:41Z
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
452K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-θ²) dθ = √π / 2
181K
\frac{1}{7} \sum_{i=1}^{n} i^{2}
335K
∇ × E = −∂B/∂t
\oint_C \vec{F}\cdot d\vec{r} = 0
474K
\frac{9}{7} \sum_{i=1}^{n} i^{2}
det| 1 5 ; 4 2 | = -18
463K
∫₀^∞ e^(-r²) dr = √π / 2
367K
e^{i\pi} + 1 = 0
6θ² + 5θ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
462K
det| 7 2 ; 3 8 | = 50
276K
∂z/∂β = 6z
d/dγ [γ^7] = 7γ^6