Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 19:20Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\oint_C \vec{F}\cdot d\vec{r} = 0
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\oint_C \vec{F}\cdot d\vec{r} = 0
∂x/∂γ = 3x
det| 9 4 ; 1 10 | = 86
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∑_{k=1}^{n} k = n(n+1)/2
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det| 5 2 ; 4 6 | = 22
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 5 3 ; 2 6 | = 24
det| 12 9 ; 5 13 | = 111
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\oint_C \vec{F}\cdot d\vec{r} = 0
10γ² + 6γ + 3 = 0