The inverse of `[(1,sin alpha),(-sin alpha,-1)]` is

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

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

The real value of alpha for which the expression (1-sin alpha)/(1+2i sin alpha) is purely real is

If alpha in [(pi)/(2),pi] then the value of sqrt(1+ sin alpha)-sqrt(1 - sin alpha) is equal to

If 2(sin alpha)/(1+cos alpha+sin alpha)=y then value of (1-cos alpha+sin alpha)/(1+sin alpha) is

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

Let A[(1, sin alpha,1),(-sin alpha,1,sin alpha),(-1,-sin alpha,1)]," where "0le alpha le 2 pi, then:

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

Find inverse of the matrix A=[[cos alpha, -sin alpha, 0 ],[ sin alpha, cos alpha, 0],[ 0, 0, 1]]

Givent that (pi)/(2)