ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 03:11Z
9θ² + 9θ + 7 = 0
\lim_{α\to 0} \frac{\sin α}{α} = 1
302K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
312K
∫₀^∞ e^(-γ²) dγ = √π / 2
\oint_C \vec{F}\cdot d\vec{r} = 0
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
311K
∇ × E = −∂B/∂t
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
68K
det| 5 7 ; 2 6 | = 16
det| 9 8 ; 3 10 | = 66
364K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
6K
λ = h/p