Answer to Question #226373 in Linear Algebra for Dhruv rawat

Question

If X={D|D is a 2 x 2 diagonal matrix) and

D1~D2 iff D1 = c D2, c

Answer 1

Answer:-

The relation ~ is not symmetric.

D1 ~D2 gives D1 = cD2 for non-zero c in Z

the set of integers.