Question

me ajudem porfavor urgente​

Answer 1

A=(1 2) λI= λ(1 0) =(λ 0)

(3 4). (0 1) (0 λ)

A⁻ λI = (1- λ 2)

(3 4 - λ)

Det A⁻ λI=

$p(c) = { λ}^{2} - 5 λ - 2$