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 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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