105 - Linear Algebra Back Question Time left 0:27:08 Determine the element for the Cofactor(21) of a \( 2 \times 2 \) matrix with first and second row elements Hide given as [34] and [-36] respectively. 1 Not yet answered a. 6 [JFlag question b. -4 C. -3 d. 3
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The matrix is given as: \[ \begin{bmatrix} 3 & 4 \\ -3 & 6 \end{bmatrix} \] Show more…
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Suppose $$ \mathbf{A}=\left(\begin{array}{rrrr} 0 & 2 & 4 & 0 \\ 1 & 2 & -2 & 3 \\ 5 & 1 & 0 & -1 \\ 1 & 1 & 1 & 2 \end{array}\right) . $$ Evaluate the indicated minor determinant or cofactor. $$ C_{34} $$
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