If \( G = \begin{pmatrix} 0 & 2 & 1 \\ 1 & 0 & 3 \\ 4 & 1 &a

Practice Questions

Q1
If \( G = \begin{pmatrix} 0 & 2 & 1 \\ 1 & 0 & 3 \\ 4 & 1 & 0 \end{pmatrix} \), what is the determinant of G? (2020)
  1. -10
  2. 10
  3. 0
  4. 5

Questions & Step-by-Step Solutions

If \( G = \begin{pmatrix} 0 & 2 & 1 \\ 1 & 0 & 3 \\ 4 & 1 & 0 \end{pmatrix} \), what is the determinant of G? (2020)
  • Step 1: Identify the matrix G, which is given as G = [[0, 2, 1], [1, 0, 3], [4, 1, 0]].
  • Step 2: Look at the first column of the matrix G. The first entry is 0.
  • Step 3: Understand that having a zero in the first column means that the rows of the matrix may be linearly dependent.
  • Step 4: Recall that if the rows of a matrix are linearly dependent, the determinant of that matrix is 0.
  • Step 5: Conclude that since the first column has a zero entry, the determinant of G is Det(G) = 0.
No concepts available.
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