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Post-UTME Mathematics 2005 Objective — Question 16

Question 16 of 26 from the Post-UTME Screening (Post-UTME) Mathematics 2005 Objective paper, with the correct answer and a full explanation.

Evaluate the following determinant: |2 -1 -3; -5 2 4; 1 0 6|

A. 8Correct
B. 7
C. 6
D. 5

Explanation

Expanding the 3x3 determinant along the first row gives a value of 8.

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