Matrix Addition and Subtraction Quiz
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Questions and Answers

What is the result of matrix addition?

  • A scalar value
  • A new matrix (correct)
  • An empty matrix
  • The sum of individual elements

    • What is the result of subtracting a matrix from itself?

  • A matrix with all elements as 1
  • A matrix with all elements as -1
  • An identity matrix
  • A zero matrix (correct)

    • What happens when matrices of different dimensions are added or subtracted?

  • The larger matrix is truncated to match the dimensions of the smaller matrix
  • The operation is not possible (correct)
  • The operation results in a matrix with dimensions equal to the larger matrix
  • The smaller matrix is padded with zeros to match the dimensions of the larger matrix

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