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Question

Evaluate the determinant of the matrix (4235)\begin{pmatrix} 4 & 2 \\ 3 & 5 \end{pmatrix}.

Verified Answer

14

Explanation & Step-by-Step Solving

Solving: Determinant calculation rule for a 2x2 matrix: (adbc)    (4×5)(2×3)=206=14(ad - bc) \implies (4 \times 5) - (2 \times 3) = 20 - 6 = 14

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