Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:19Z
det| 6 2 ; 7 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
479K
∫₀^∞ e^(-x²) dx = √π / 2
\frac{1}{3} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
264K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
276K
d/dψ [ψ^7] = 7ψ^6
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
257K
det| 10 5 ; 4 11 | = 90
46K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
164K