Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:27Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
297K
∫₀^∞ e^(-r²) dr = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
138K
det| 9 4 ; 1 10 | = 86
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7z² + 5z + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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∑_{k=1}^{n} k = n(n+1)/2
det| 11 9 ; 5 12 | = 87
306K
\oint_C \vec{F}\cdot d\vec{r} = 0
374K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
112K