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16 July, 13:11

Suppose A and B are 3 x 5 matrices. Which of the following are the dimensions of the matrix A + B?

a. 3 x 5

b. 8x8

C. 15 x 15

d. 81

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Answers (2)
  1. 16 July, 14:26
    0
    a. 3 x 5

    Step-by-step explanation:

    When we add matrices, they stay the same size

    A and B are 3 x 5 matrices so A+B is 3 x 5 matrix
  2. 16 July, 14:38
    0
    3 x 5 should be right!
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