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22 April, 23:22

Let B = [-1 3 6 - 3]. Find - 4B.

a. [-4 12 24 - 12]

b. [4 3 6 - 3]

c. [-3 1 4 - 5]

d. [4 - 12 - 24 12]

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Answers (1)
  1. 23 April, 02:04
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    d. [4 - 12 - 24 12]

    Step-by-step explanation:

    This question is on multiplication in matrix

    Given matrix B, - 4B means - 4 * matrix B

    B = [ - 1 3 6 - 3]

    -4B = - 4 [-1 3 6 - 3]

    -4B = [4 - 12 - 24 12]
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