Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 22:59Z
3n² + 7n + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∫₀^∞ e^(-ω²) dω = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
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\frac{10}{6} \sum_{i=1}^{n} i^{2}
det| 7 9 ; 1 8 | = 47
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∑_{k=1}^{n} k = n(n+1)/2
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d/dr [r^12] = 12r^11
det| 9 4 ; 1 10 | = 86
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