Question

>>>>>>>>>>>>>>>>>>>>

Answer 1

Resposta:

Explicação passo-a-passo:

det A=[(7.0.6)+(1.1.2)+(-2.5.4)]-[(-2.0.2)+(1.4.7)+(1.5.6)]

det A=[0+2-40]-[0+28+30]

det A= [-38]-[58]

det A=-38-58

det A=-96