ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:24Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{1}{7} \sum_{i=1}^{n} i^{2}
302K
∫₀^∞ e^(-r²) dr = √π / 2
\lim_{y\to 0} \frac{\sin y}{y} = 1
91K
12γ² + 2γ + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
310K
E = mc²
∫₀^∞ e^(-ψ²) dψ = √π / 2
68K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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