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Find the Determinant of the Matrix [1612145]\left[ \begin{array} { r r } - \frac { 1 } { 6 } & - \frac { 1 } { 2 } \\ - 1 & - \frac { 4 } { 5 } \end{array} \right]

Question 71

Multiple Choice

Find the determinant of the matrix [1612145]\left[ \begin{array} { r r } - \frac { 1 } { 6 } & - \frac { 1 } { 2 } \\ - 1 & - \frac { 4 } { 5 } \end{array} \right] .


A) 730- \frac { 7 } { 30 }
B) 1930\frac { 19 } { 30 }
C) 124\frac { 1 } { 24 }
D) 1130- \frac { 11 } { 30 }
E) 724\frac { 7 } { 24 }

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