Find the determinant of the matrix A= ( begin{bmatrix}-cos &-tan cot &cos end{bmatrix} ).

Find the determinant of the matrix A= ( begin{bmatrix}-cos &-tan c

1.	Find the determinant of the matrix A= ( begin{bmatrix}-cos &-tan cot &cos end{bmatrix} ).
A.	sin<sup>2</sup> u2061
B.	sin u2061
C.	-sin u2061
D.	-sin<sup>2</sup> u2061
Answer» B. sin u2061

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Find the determinant of the matrix A= ( begin{bmatrix}-cos &-tan cot &cos end{bmatrix} ).
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