Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 22:01Z
∂θ/∂γ = 6θ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
428K
9γ² + 2γ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
270K
det| 3 6 ; 0 4 | = 12
268K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
41K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
330K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
det| 8 2 ; 4 9 | = 64
det| 9 4 ; 1 10 | = 86
133K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
54K
∑_{k=1}^{n} k = n(n+1)/2
21K