Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:35Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 3 ; 5 3 | = -9
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\frac{2}{2} \sum_{i=1}^{n} i^{2}
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d/dx [x^7] = 7x^6
\lim_{r\to 0} \frac{\sin r}{r} = 1
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det| 7 2 ; 7 8 | = 42
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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det| 1 4 ; 3 2 | = -10
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 7 4 ; 4 8 | = 40
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