MathematicsMatrices and determinantsJAMB
Evaluate the determinant of [[1, 0, 0], [0, 2, 0], [0, 0, 3]].
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Answer: D. 6
For a diagonal matrix the determinant is the product of the diagonal entries: 1 × 2 × 3 = 6.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.