Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:21Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
d/dx [x^7] = 7x^6
det| 10 7 ; 3 11 | = 89
186K
∫₀^∞ e^(-r²) dr = √π / 2
411K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
22K
det| 1 4 ; 3 2 | = -10
406K
∑_{k=1}^{n} k = n(n+1)/2
191K