Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-09-19 14:31Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{y\to 0} \frac{\sin y}{y} = 1
398K
det| 3 3 ; 0 4 | = 12
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\frac{4}{3} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\frac{5}{7} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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7α² + 5α + 4 = 0
∫₀^∞ e^(-y²) dy = √π / 2
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\lim_{β\to 0} \frac{\sin β}{β} = 1
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\frac{2}{6} \sum_{i=1}^{n} i^{2}
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det| 11 9 ; 0 12 | = 132
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det| 5 5 ; 3 6 | = 15
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