Find the Determinant of the Matrix $\left[ \begin{array} { l l } - \frac { 1 } { 2 } & \frac { 5 } { 6 } \\\\- 3 & \frac { 2 } { 5 }\end{array} \right]$

question 50

Multiple Choice

Find the determinant of the matrix $\left[ \begin{array} { l l } - \frac { 1 } { 2 } & \frac { 5 } { 6 } \\\\- 3 & \frac { 2 } { 5 }\end{array} \right]$ .

• A) \(\frac { 7 } { 6 }\)
• B) \(- \frac { 27 } { 10 }\)
• C) \(- \frac { 7 } { 12 }\)
• D) \(\frac { 23 } { 10 }\)
• E) \(\frac { 1 } { 4 }\)

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