Question

27. The number of all possible matrices of order 3 x 3 with each entry 0 or 1 is
(a) 27
(c) 81
(d) 512

Answer 1

Answer:

d) 512

Step-by-step explanation:

For 3×3 matrix, there are 9 space to fill.

each space has 2 choices either 0 or 1.

Hence No of such matrices = 2^9 =512