Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 00:42Z
\frac{7}{9} \sum_{i=1}^{n} i^{2}
det| 5 7 ; 2 6 | = 16
68K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
406K
det| 7 4 ; 4 8 | = 40
429K
5z² + 1z + 0 = 0
∫₀^∞ e^(-y²) dy = √π / 2
\frac{12}{6} \sum_{i=1}^{n} i^{2}
1K
F = G m₁m₂ / r²
∫₀^∞ e^(-β²) dβ = √π / 2
4β² + 7β + 0 = 0
5x² + 5x + 7 = 0