# Solution - Operations on Matrices - Addition of Matrices

Account
Register

Share

Books Shortlist

#### Question

If A =  ([cos alpha, sin alpha],[-sinalpha, cos alpha]) , find α satisfying 0 < α < pi/rwhen A+A^T=sqrt2I_2 where AT is transpose of A.

#### Solution

You need to to view the solution
Is there an error in this question or solution?

#### Similar questions VIEW ALL

If A=[[1,2,2],[2,1,2],[2,2,1]] ,then show that A^2-4A-5I=0 and hence find A-1.

view solution

if  A=[[2,0,0],[0,2,0],[0,0,2]] then A6=  ......................

(a) 6A

(b) 12A

(c) 16A

(d) 32A

view solution

Solve the following matrix equation for x: [x 1] [[1,0],[−2,0]]=0

view solution

If A=([2,0,1],[2,1,3],[1,-1,0]) find A2-5A+4I and hence find a matrix X such that  A2-5A+4I+X=O

view solution

#### Reference Material

Solution for concept: Operations on Matrices - Addition of Matrices. For the courses 12th CBSE (Arts), 12th CBSE (Commerce), 12th CBSE (Science), 12th HSC Arts, 12th HSC Arts, 12th HSC Science (Computer Science), 12th HSC Science (Computer Science), 12th HSC Science (Electronics), 12th HSC Science (Electronics), 12th HSC Science (General) , 12th HSC Science (General) , 12th ISC (Arts), 12th ISC (Commerce), 12th ISC (Science), PUC Karnataka Science
S