Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 22:50Z
∂θ/∂γ = 6θ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
428K
det| 7 4 ; 4 8 | = 40
238K
9γ² + 2γ + 3 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
268K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
41K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
95K
\oint_C \vec{F}\cdot d\vec{r} = 0
121K
det| 8 2 ; 4 9 | = 64
∑_{k=1}^{n} k = n(n+1)/2
21K