Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
460K
d/dx [x^7] = 7x^6
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
448K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 10 2 ; 3 11 | = 104
459K
∫₀^∞ e^(-x²) dx = √π / 2
406K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
359K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
455K