Math Dump /sym/b75fd6
id=622619 · host=fr.findroms.cloud · 2026-08-20 02:20Z
\frac{2}{9} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
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λ = h/p
∂y/∂ψ = 1y
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
5θ² + 2θ + 3 = 0
1θ² + 2θ + 3 = 0