JAMB - Mathematics (2022 - No. 17)

Find the determinant of the matrix A = \(\begin{pmatrix} 2 & 3 \\ 1 & 3 \end{pmatrix}\)

4

2

5

3

Paliwanag

|A| = (2*3) - (1*3)

→ 6 - 3

= 3

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