Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 13:05Z
12t² + 1t + 5 = 0
det| 9 4 ; 1 10 | = 86
369K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
133K
d/dx [x^11] = 11x^10
det| 1 1 ; 5 2 | = -3
398K
∑_{k=1}^{n} k = n(n+1)/2
264K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 3 3 ; 4 4 | = 0
396K
d/dα [α^3] = 3α^2
\oint_C \vec{F}\cdot d\vec{r} = 0
24K
∑_{k=1}^{n} k = n(n+1)/2