Question

for any matrix A, prove that (A')'=A​

Answer 1

first find A'

and again use the answer of A' for finding (A')'

which is equal to the value of A

Answer 2

Answer:

The proof is explained step-wise below :

Step-by-step explanation:

Any matrix is said to be symmetric if :

The matrix must be square matrix

The transpose of the matrix must be equal to itself.

Now, The matrix A is given to be square.

Hence proved!

(✿^‿^)Hope it helps you!