Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:39Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
460K
\lim_{α\to 0} \frac{\sin α}{α} = 1
438K
d/dx [x^7] = 7x^6
Fe₂O₃ + 3CO → 2Fe + 3CO₂
186K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
448K
∑_{k=1}^{n} k = n(n+1)/2
22K
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
459K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
80K
CaCO₃ → CaO + CO₂
∂β/∂r = 5β