Math Dump /sym/672ac3
id=16 · host=fr.findroms.cloud · 2026-10-04 01:49Z
10r² + 9r + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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F = G m₁m₂ / r²
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 12 3 ; 1 13 | = 153
∑_{k=1}^{n} k = n(n+1)/2
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λ = h/p
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 4 ; 1 13 | = 152
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d/dψ [ψ^7] = 7ψ^6
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
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\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 1 4 ; 3 2 | = -10
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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