Math Dump /sym/c13929
id=221817 · host=fr.findroms.cloud · 2026-08-20 02:12Z
d/dα [α^4] = 4α^3
det| 11 8 ; 4 12 | = 100
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
79K
4α² + 2α + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
43K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 8 ; 1 13 | = 148
det| 1 8 ; 3 2 | = -22
2t² + 7t + 1 = 0
∫₀^∞ e^(-α²) dα = √π / 2
λ = h/p