Mathematics · JEE | MATRICES

Let \( A \) and \( B \) be two matrices of the same order \( m \times n \). The difference \( A - B \) is defined as:

1. A
   \( A + (-1)B \)
2. B
   \( B + (-1)A \)
3. C
   \( (-1)(A + B) \)
4. D
   \( A + B \)