Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-19 16:10Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 1 ; 4 13 | = 152
129K
∫₀^∞ e^(-x²) dx = √π / 2
∫₀^∞ e^(-r²) dr = √π / 2
354K
det| 3 3 ; 4 4 | = 0
366K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
224K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
452K
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
155K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
33K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
96K
det| 9 4 ; 1 10 | = 86
273K
det| 7 9 ; 1 8 | = 47
245K