Edith041004 Edith041004

21-11-2021
Mathematics

contestada

If A is 4x4 matrix |A|=4 then |2A²| =

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Аноним Аноним

21-11-2021

Answer:

64

Step-by-step explanation:

Aisa4×4matrixand∣A∣=4

∣adjA∣=∣A∣

n−1

=∣A∣

3

Hence∣adjA∣=64

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