Math Dump /sym/bb7c3c
id=1 · host=ap.findroms.cloud · 2026-10-19 01:10Z
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 2 4 ; 4 3 | = -10
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2y² + 6y + 4 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{t\to 0} \frac{\sin t}{t} = 1
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∑_{k=1}^{n} k = n(n+1)/2
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2y² + 4y + 4 = 0
det| 9 6 ; 7 10 | = 48
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\oint_C \vec{F}\cdot d\vec{r} = 0
det| 9 4 ; 1 10 | = 86
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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