Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-19 15:58Z
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
329K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
43K
\oint_C \vec{F}\cdot d\vec{r} = 0
PV = nRT
∫₀^∞ e^(-θ²) dθ = √π / 2
310K
3α² + 4α + 7 = 0
\frac{3}{2} \sum_{i=1}^{n} i^{2}
45K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
74K
12x² + 7x + 6 = 0
det| 7 4 ; 4 8 | = 40
401K
4n² + 6n + 3 = 0
det| 6 2 ; 4 7 | = 34