ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 02:25Z
4α² + 9α + 0 = 0
∫₀^∞ e^(-z²) dz = √π / 2
312K
∫₀^∞ e^(-y²) dy = √π / 2
det| 1 9 ; 6 2 | = -52
∑_{k=1}^{n} k = n(n+1)/2
17K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 6 ; 1 6 | = 24
68K
det| 1 1 ; 5 2 | = -3
39K
det| 11 2 ; 5 12 | = 122
6K