Math Dump /sym/830882
id=981725 · host=fr.findroms.cloud · 2026-08-20 02:17Z
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
79K
det| 3 8 ; 6 4 | = -36
∑_{k=1}^{n} k = n(n+1)/2
43K
12ω² + 9ω + 7 = 0
8φ² + 4φ + 2 = 0
∂β/∂γ = 9β
2H₂ + O₂ → 2H₂O
1x² + 4x + 6 = 0
e^{i\pi} + 1 = 0