mady517 mady517

17-01-2019
Mathematics

contestada

Find the determinant of the given matrix.
[5 4][8 -2] =
A.-42
B.-22
C.22
D.42

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

25-01-2019

Answer:

A = -42

Step-by-step explanation:

The determinant is

a11 *a22 - a12 *a21

5*-2 - 4*8

-10 -32

-42

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