Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 22:05Z
3n² + 7n + 7 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
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∫₀^∞ e^(-ω²) dω = √π / 2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{10}{6} \sum_{i=1}^{n} i^{2}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
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d/dr [r^12] = 12r^11
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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