Solution:
We know that
So, option (a) is true.
In option is a matrix and is a number. So, it is not true.
Now,
So, option (c) is true.
Let A be an invertible matrix. Which of the following is not true?
We know that
So, option (a) is true.
In option is a matrix and is a number. So, it is not true.
Now,
So, option (c) is true.