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13 November, 07:42

Evaluate the determinant for the following matrix?

{3 3 1

-2 0 - 2

-2 4 - 3]

My choices for an anwser are

A. 12

B. - 42

C. - 36

D. 10

+4
Answers (1)
  1. 13 November, 08:37
    0
    The given matrix is

    [ 3 3 1

    -2 0 - 2

    -2 4 - 3]

    The determina nt is

    3[ (0) (-3) - (-2) (4) ] - 3[ (-2) (-3) - (-2) (-2) ] + [ (-2) (4) - (0) (-2) ]

    = 3*8 - 3*2 - 8

    = 10

    Answer: 10
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