`If A=[[costheta,sintheta],[-sintheta,costheta]],then Lim_(x_>oo)1/nA^n` is

If A=[[costheta, sintheta], [-sintheta, costheta]] , then |A^(-1)|=

If {:A=[(costheta,sintheta),(-sintheta,costheta)]:}, " then "lim_(ntooo) 1/nA^n is

Evaluate- |[costheta,sintheta],[sintheta,costheta]|

If A=[(costheta,-sintheta),(sintheta,costheta)] " then " A^(-1) =?

if A= [{:(costheta,sintheta),(-sintheta,costheta):}], then A A^T =?

If A=[[costheta,sintheta],[-sintheta,costheta]] and beta=A^4+A then determinant of beta=

Let A={:[(costheta,-sintheta),(-sintheta,-costheta)]:} then inverse of A is

If {:A=[(costheta,-sintheta),(sintheta,costheta)]:},"then" A^T+A=I_2 , if

Let A=[{:(costheta,sintheta),(-sintheta,costheta):}] , then |2A| is equal to

Show that costheta [[costheta, sintheta],[-sintheta, cos theta]] + sin theta [[sintheta ,-cos theta],[costheta, sin theta]] =1