Question

If all the elements are zero, then matrix is said to be

Options

• Zero matrix

• Null matrix

• Unit matrix

• Both zero matrix and null matrix

Answer 1

Both zero matrix and null matrix

Explanation:

If all of the elements in a matrix are zero, it is said to be a zero matrix or null matrix.

For example, [0], `[(0, 0),(0, 0)]`, [0, 0] are all zero matrices we denot zero matrix by 0. It order will be clear from the context.