Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-20 02:14Z
\frac{4}{9} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-r²) dr = √π / 2
273K
∂y/∂t = 6y
\binom{n}{k} = \frac{n!}{k!(n-k)!}
139K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
108K
\frac{12}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
333K
∑_{k=1}^{n} k = n(n+1)/2
160K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
2H₂ + O₂ → 2H₂O
det| 5 9 ; 7 6 | = -33
128K
∇ × E = −∂B/∂t
det| 9 4 ; 1 10 | = 86
404K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
58K
det| 1 3 ; 3 2 | = -7