Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 22:02Z
∂θ/∂γ = 6θ
9γ² + 2γ + 3 = 0
det| 3 6 ; 0 4 | = 12
270K
∑_{k=1}^{n} k = n(n+1)/2
\frac{9}{8} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
95K
det| 1 2 ; 7 2 | = -12
121K
det| 8 2 ; 4 9 | = 64
∑_{k=1}^{n} k = n(n+1)/2
133K