Question

qcalcule o determinante 231 124 051​

Answer 1

| 2 3 1 |

D = | 1 2 4 |

| 0 5 1 |

D = 2 • 2 • 1 + 3 • 4 • 0 + 1 • 1 • 5

– 0 • 2 • 1 – 5 • 4 • 2 – 1 • 1 • 3

D = 4 + 0 + 5 – 0 – 40 – 3

D = 9 – 43

D = – 34