Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-17 23:02Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 4 7 ; 2 5 | = 6
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
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ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
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e^{i\pi} + 1 = 0
10t² + 8t + 0 = 0
4φ² + 2φ + 1 = 0
det| 6 3 ; 5 7 | = 27
∫₀^∞ e^(-n²) dn = √π / 2
d/dx [x^5] = 5x^4