ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 22:51Z
d/dγ [γ^5] = 5γ^4
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
det| 6 1 ; 0 7 | = 42
\binom{n}{k} = \frac{n!}{k!(n-k)!}
159K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-x²) dx = √π / 2
437K
det| 5 1 ; 2 6 | = 28
e^{i\pi} + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
202K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
\frac{1}{7} \sum_{i=1}^{n} i^{2}
\frac{4}{7} \sum_{i=1}^{n} i^{2}