ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:06Z
d/dr [r^8] = 8r^7
det| 6 6 ; 3 7 | = 24
259K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
2β² + 4β + 1 = 0
det| 5 7 ; 2 6 | = 16
270K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
437K
det| 11 3 ; 0 12 | = 132
\frac{1}{7} \sum_{i=1}^{n} i^{2}
193K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 9 4 ; 1 10 | = 86
202K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
22K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{α\to 0} \frac{\sin α}{α} = 1
479K
∫₀^∞ e^(-γ²) dγ = √π / 2