Question

ITEM 01 - *


(A) 3 ∙ 5 − 1 ∙ 2.

(B) 3 ∙ 1 + 5 ∙ 2.

(C) 3 ∙ 3 − 5 ∙ 5.

(D) 3 ∙ 2 − 5 ∙ 1.

(E) 3 ∙ 2 + 5 ∙ 1.

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Answer 1

Olá,

det (A) = "Diagonal principal" - "Diagonal secundária"

det (A) = 3. 2 - 5. 1

Letra D)