[" 2.Find the adjoint of the matrix "],[" (i) "A=[[cos alpha,-sin alpha],[sin alpha,cos alpha]]]

A=[[Cos alpha,sin alpha],[-Sin alpha,cos alpha]] then A^(2)

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

A=[[cos alpha,sin alpha],[-sin alpha,cos alpha]] , then find | A |

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

If A=[(cos alpha, sin alpha),(-sin alpha, cos alpha)] then "AA"^(T)=

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

Find the adjoint of the following matrices: [1tan alpha sin alpha sin alpha cos alpha]( ii) [1tan alpha/2-tan alpha/21] Verify that (adjA)A=|A|I=A(adjA) for the above matrices.

A=[[cos alpha,sin alpha],[-sin alpha,cos alpha]] find [A^(2)(alpha)]^(-1)