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What is the determinant of the matrix \( C = \begin{pmatrix} 5 & 0 \\ 0 & 7 \end{pmatrix} \)? (2020)

Practice Questions

1 question
Q1
What is the determinant of the matrix \( C = \begin{pmatrix} 5 & 0 \\ 0 & 7 \end{pmatrix} \)? (2020)
  1. 35
  2. 12
  3. 0
  4. 5

Questions & Step-by-step Solutions

1 item
Q
Q: What is the determinant of the matrix \( C = \begin{pmatrix} 5 & 0 \\ 0 & 7 \end{pmatrix} \)? (2020)
Solution: The determinant of a diagonal matrix is the product of its diagonal elements: \( 5*7 = 35 \).
Steps: 0

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