Find the adjoint and inverse of each of the following matrices :
`[(cos alpha, sin alpha), (-sin alpha, cosalpha)]`

Find the inverse of each of the matrices. [[1, 0, 0],[ 0 , cos alpha, sin alpha],[ 0, sin alpha, -cos alpha]]

If A =[(cos alpha, sin alpha),(-sin alpha, cos alpha)] , then find A^(T) A.

What is the inverse of A = ((cos alpha,sin alpha),(sin alpha,-cos alpha))

Evaluate |["cos" alpha, -"sin"alpha], ["sin"alpha, "cos"alpha]|

Find the Adjoint and Inverse of the matrix [(cos alpha,-sin alpha),(sin alpha,cos alpha)]

Find the inverse of [1000cos alpha sin alpha0sin alpha-cos alpha]

If A_(alpha), = [{:(cos alpha , sin alpha),(-sin alpha , cos alpha):}] , then

Find the inverse of each of the matrices (if it exists ) {:[( 1,0,0),( 0 ,cos alpha , sin alpha ),( 0, sin alpha , -cos alpha ) ]:}

Find the inverse of each of the matrices (if it exists ) {:[( 1,0,0),( 0 ,cos alpha , sin alpha ),( 0, sin alpha , -cos alpha ) ]:}